工(gong)程潛(qian)(qian)水(shui)(shui)(shui)，又稱商(shang)業(ye)潛(qian)(qian)水(shui)(shui)(shui)，是(shi)一種(zhong)誠信(xin)潛(qian)(qian)水(shui)(shui)(shui)活(huo)動，是(shi)一項(xiang)真(zhen)正(zheng)的(de)(de)(de)技(ji)術活(huo)。主(zhu)要是(shi)指從事江，河，湖(hu)，海，水(shui)(shui)(shui)庫等水(shui)(shui)(shui)下(xia)工(gong)程作業(ye)，而如今(jin)工(gong)程潛(qian)(qian)水(shui)(shui)(shui)更多(duo)的(de)(de)(de)是(shi)為(wei)海上采油工(gong)程服(fu)務(wu)。技(ji)術潛(qian)(qian)水(shui)(shui)(shui)并(bing)不是(shi)一項(xiang)休閑(xian)方式，它多(duo)數(shu)用于商(shang)業(ye)潛(qian)(qian)水(shui)(shui)(shui)和潛(qian)(qian)水(shui)(shui)(shui)，同(tong)時包含的(de)(de)(de)種(zhong)類很多(duo)。例如水(shui)(shui)(shui)下(xia)勘(kan)探，水(shui)(shui)(shui)下(xia)焊接，水(shui)(shui)(shui)下(xia)工(gong)程等等。精神責任意識所以工(gong)程潛(qian)(qian)水(shui)(shui)(shui)更是(shi)真(zhen)正(zheng)的(de)(de)(de)“技(ji)術潛(qian)(qian)水(shui)(shui)(shui)”。
水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)施(shi)工：水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)作(zuo)業，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)打(da)(da)撈汽車，物品，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)焊接，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)電焊，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)切(qie)割，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)清(qing)污，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)清(qing)淤，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)清(qing)理，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)清(qing)障，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)堵漏，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)錄(lu)像(xiang)，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)攝影，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)清(qing)泥，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)整(zheng)平，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)庫堵漏，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)施(shi)工，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)測量，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)服(fu)務(wu)，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)檢(jian)修，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)檢(jian)測，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)庫施(shi)工，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)拍(pai)攝，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)探查，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)拆除，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)拍(pai)照，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)打(da)(da)樁，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)補漏，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)補洞，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)打(da)(da)撈，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)堵洞，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)封堵，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)打(da)(da)撈，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)探摸，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)加固，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)安(an)裝，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)基礎(chu)工程施(shi)工。潛(qian)(qian)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)能練人的體魄，推動人體各安(an)排器(qi)機(ji)能的改善，潛(qian)(qian)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)作(zuo)業機(ji)構，特別對(dui)呼吸，系統有出色的作(zuo)用(yong)，可(ke)以減輕腿(tui)沉，患者(zhe)的痛苦，揭陽潛(qian)(qian)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)作(zuo)業，也有利(li)于改善過度疲乏者(zhe)的睡(shui)覺(jue)。$
工作人員表示(shi)，水(shui)下(xia)打(da)撈(lao)起吊(diao)的(de)對象一般為或重型貨物(wu)，主要工作有以(yi)下(xia)幾種：２，打(da)撈(lao)物(wu)品(pin)噸位(wei)。在起吊(diao)前(qian)，做(zuo)(zuo)好打(da)撈(lao)物(wu)的(de)勘探(tan)工作是準備(bei)事(shi)項的(de)步。施(shi)工單位(wei)應責成(cheng)誠信潛水(shui)員對水(shui)下(xia)施(shi)工環境，流速和水(shui)溫進行詳(xiang)細記(ji)錄。同時(shi)(shi)，將(jiang)可以(yi)固(gu)定起吊(diao)線部位(wei)仔細查看并(bing)(bing)做(zuo)(zuo)好標記(ji)。２，打(da)撈(lao)物(wu)品(pin)噸位(wei)。在進行詳(xiang)細的(de)勘探(tan)后，根據物(wu)品(pin)噸位(wei)和水(shui)下(xia)受力條件計(ji)算出(chu)將(jiang)要使用的(de)起吊(diao)船(chuan)重量和起吊(diao)設備(bei)規格(ge)。同時(shi)(shi)將(jiang)起吊(diao)線固(gu)定在事(shi)先標記(ji)好的(de)部位(wei)上(shang)，并(bing)(bing)檢查它的(de)牢固(gu)程度。
同(tong)時(shi)，再(zai)(zai)次確認起(qi)吊船的起(qi)吊噸(dun)位(wei)和條件，并(bing)經過相(xiang)關責任人的再(zai)(zai)三檢查(cha)與確定(ding)。３，工作環(huan)境。將打(da)(da)撈(lao)物固(gu)定(ding)好以(yi)后，起(qi)吊時(shi)還要(yao)配合當時(shi)的風(feng)力，風(feng)向和浪高以(yi)及(ji)(ji)天氣狀況等客觀因素(su)。在雨天或風(feng)浪較高的環(huan)境下切勿起(qi)吊以(yi)免發生水(shui)(shui)下工作不(bu)(bu)(bu)穩的狀況。４，打(da)(da)撈(lao)方(fang)(fang)法(fa)。在打(da)(da)撈(lao)時(shi)要(yao)根(gen)據打(da)(da)撈(lao)的對象的不(bu)(bu)(bu)同(tong)而(er)選擇不(bu)(bu)(bu)同(tong)的方(fang)(fang)法(fa)，通常情況下沉船起(qi)吊和物品起(qi)吊方(fang)(fang)法(fa)都(dou)有所不(bu)(bu)(bu)同(tong)。施(shi)工單(dan)位(wei)應根(gen)據打(da)(da)撈(lao)物的不(bu)(bu)(bu)同(tong)制定(ding)不(bu)(bu)(bu)同(tong)的方(fang)(fang)案。c水(shui)(shui)下焊接與切割(ge)采用直流電(dian)源，盡可能用低電(dian)壓強電(dian)流，切割(ge)電(dian)流取決于(yu)工件厚度及(ji)(ji)割(ge)條的直徑。<全國施工> 潛(qian)(qian)(qian)水(shui)(shui)員(yuan)穿著重潛(qian)(qian)(qian)裝備(bei)進(jin)行(xing)水(shui)(shui)下(xia)作業時(shi)(shi)，一(yi)般借(jie)助潛(qian)(qian)(qian)水(shui)(shui)梯入水(shui)(shui)，同時(shi)(shi)必須(xu)(xu)有(you)輔助人員(yuan)協(xie)助其入水(shui)(shui)；潛(qian)(qian)(qian)水(shui)(shui)員(yuan)的行(xing)動必須(xu)(xu)緩慢(man)而(er)謹慎，特別是(shi)(shi)走近水(shui)(shui)面(mian)(mian)時(shi)(shi)更應(ying)該注意，潛(qian)(qian)(qian)水(shui)(shui)員(yuan)進(jin)入水(shui)(shui)中時(shi)(shi)，不(bu)要急于下(xia)潛(qian)(qian)(qian)，應(ying)該在水(shui)(shui)面(mian)(mian)檢查一(yi)下(xia)潛(qian)(qian)(qian)水(shui)(shui)服或供氣接頭是(shi)(shi)否(fou)嚴密不(bu)漏氣；信號(hao)員(yuan)和扯(che)管員(yuan)可以協(xie)助觀察是(shi)(shi)否(fou)有(you)漏氣情(qing)況，電話員(yuan)檢查通(tong)(tong)訊設備(bei)是(shi)(shi)否(fou)通(tong)(tong)話正(zheng)常暢通(tong)(tong)、電池的蓄電量是(shi)(shi)否(fou)完好；待一(yi)起確定整套設備(bei)完好后，請(qing)示請(qing)示班（組）長確認，由電話員(yuan)通(tong)(tong)知潛(qian)(qian)(qian)水(shui)(shui)員(yuan)可以下(xia)潛(qian)(qian)(qian)作業。

公司承(cheng)建的(de)工(gong)程均業(ye)(ye)主(zhu)的(de)好評。在(zai)施工(gong)中我單(dan)位注重(zhong)，講究信譽(yu)，遵(zun)守合(he)(he)同，贏得(de)了廣(guang)大單(dan)位的(de)高(gao)度贊揚和(he)信服。潛(qian)水(shui)員(yuan)(yuan)(yuan)下(xia)(xia)(xia)潛(qian)的(de)中，水(shui)面保(bao)(bao)障人(ren)(ren)員(yuan)(yuan)(yuan)必(bi)須保(bao)(bao)證潛(qian)水(shui)員(yuan)(yuan)(yuan)有足夠的(de)供氣(qi)量(liang)(liang)和(he)供氣(qi)壓(ya)力(li)，能(neng)夠抵消周圍水(shui)壓(ya)的(de)影響。供氣(qi)壓(ya)力(li)也不(bu)許包(bao)括余壓(ya)的(de)修正量(liang)(liang)，以(yi)防潛(qian)水(shui)員(yuan)(yuan)(yuan)墜(zhui)跌，會引(yin)起嚴重(zhong)的(de)傷，同時，潛(qian)水(shui)員(yuan)(yuan)(yuan)應(ying)(ying)適(shi)(shi)當地調節供氣(qi)量(liang)(liang)，使其自身呼吸自如。人(ren)(ren)員(yuan)(yuan)(yuan)和(he)。在(zai)做好以(yi)上幾種準備之后，還應(ying)(ying)該根據打撈(lao)(lao)工(gong)作(zuo)選擇(ze)適(shi)(shi)合(he)(he)的(de)潛(qian)水(shui)人(ren)(ren)員(yuan)(yuan)(yuan)和(he)岸上工(gong)作(zuo)人(ren)(ren)員(yuan)(yuan)(yuan)。同時檢(jian)查潛(qian)水(shui)設備和(he)起吊(diao)設備是(shi)否完善(shan)正常(chang)，并重(zhong)申(shen)操作(zuo)規范。水(shui)下(xia)(xia)(xia)打撈(lao)(lao)是(shi)特指在(zai)一定深度的(de)水(shui)下(xia)(xia)(xia)完成對(dui)物品，沉船和(he)其他沉水(shui)物的(de)打撈(lao)(lao)出水(shui)下(xia)(xia)(xia)作(zuo)業(ye)(ye)。

 1、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)作業、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)焊(han)接、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)電焊(han)、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)切割(ge)、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)清(qing)(qing)(qing)污、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)清(qing)(qing)(qing)淤 、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)清(qing)(qing)(qing)理(li)、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)清(qing)(qing)(qing)障、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)堵(du)漏、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)錄(lu)像、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)攝(she)影、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)清(qing)(qing)(qing)泥 、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)整平、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)庫(ku)堵(du)漏、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)施工、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)測(ce)量、 水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)服(fu)務、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)檢修、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)檢測(ce)、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)庫(ku)維修、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)拍攝(she)、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)維修、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)探查(cha)、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)拆除 、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)拍照、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)打樁、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)補(bu)漏、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)補(bu)洞(dong)、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)打撈(lao)、 水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)堵(du)洞(dong)、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)下(xia)(xia)(xia)(xia)(xia)(xia)(xia)(xia)封堵(du)。

2、水(shui)(shui)中打撈、水(shui)(shui)下探摸、水(shui)(shui)下加(jia)固、水(shui)(shui)下安(an)裝、水(shui)(shui)下基礎工(gong)程施(shi)工(gong)。

3、沉井(jing)堵漏、沉井(jing)封(feng)底、沉井(jing)清(qing)淤、沉井(jing)下沉、沉井(jing)制(zhi)作、沉井(jing)清(qing)泥。

4、潛(qian)水(shui)(shui)(shui)(shui)(shui)工作、潛(qian)水(shui)(shui)(shui)(shui)(shui)工程、潛(qian)水(shui)(shui)(shui)(shui)(shui)安裝、潛(qian)水(shui)(shui)(shui)(shui)(shui)作業、污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)池清淤、污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)池清泥、污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)池堵(du)漏(lou)(lou)、灌(guan)(guan)注(zhu)樁(zhuang)水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)切割(ge)、灌(guan)(guan)注(zhu)樁(zhuang)水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)拆除(chu)(chu)、鋼管(guan)(guan)樁(zhuang)水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)切 割(ge)、鋼管(guan)(guan)樁(zhuang)水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)拆除(chu)(chu)、鋼護(hu)筒水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)切割(ge)、潛(qian)水(shui)(shui)(shui)(shui)(shui)員(yuan)切割(ge)施工、水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)混凝(ning)土切割(ge)、水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)混凝(ning)土拆除(chu)(chu)、鋼圍堰水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)切割(ge)、鋼圍堰水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)堵(du)漏(lou)(lou)、水(shui)(shui)(shui)(shui)(shui)庫閘門封堵(du)，污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)管(guan)(guan)道堵(du)漏(lou)(lou)、排污(wu)(wu)管(guan)(guan)道封堵(du)、橋梁基礎灌(guan)(guan)注(zhu)樁(zhuang)水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)檢測攝像、攔污(wu)(wu)柵水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)安裝、攔污(wu)(wu)柵水(shui)(shui)(shui)(shui)(shui)下(xia)(xia)檢測。

5、堵(du)漏(lou)工(gong)(gong)程(cheng)、清污工(gong)(gong)程(cheng)、 清泥工(gong)(gong)程(cheng)、吸泥工(gong)(gong)程(cheng) 、大壩堵(du)漏(lou) 、大壩探傷、大壩檢測(ce) 、大壩維(wei)修、管(guan)道維(wei)修、 管(guan)道鋪設、沉物打(da)撈(lao)(lao)、 沉船(chuan)打(da)撈(lao)(lao)、封堵(du)工(gong)(gong)作、堵(du)漏(lou)技術、堵(du)縫工(gong)(gong)程(cheng)、封堵(du)工(gong)(gong)程(cheng)、堵(du)縫施工(gong)(gong)。水(shui)下(xia)作業

在多(duo)年的(de)(de)水(shui)(shui)下(xia)(xia)(xia)(xia)施(shi)工(gong)(gong)(gong)實(shi)踐中，我公司逐(zhu)漸摸索(suo)形成(cheng)了一整套獨(du)具特(te)色、成(cheng)熟規(gui)范的(de)(de)管(guan)理模式，以確(que)保水(shui)(shui)下(xia)(xia)(xia)(xia)施(shi)工(gong)(gong)(gong)工(gong)(gong)(gong)程(cheng)(cheng)質量和(he)施(shi)工(gong)(gong)(gong)。打撈(lao)隊公司先后在各地(di)承(cheng)攬過(guo)成(cheng)百(bai)、上千的(de)(de)深、大、難的(de)(de)水(shui)(shui)下(xia)(xia)(xia)(xia)施(shi)工(gong)(gong)(gong)工(gong)(gong)(gong)程(cheng)(cheng)項(xiang)目(mu)，參加了多(duo)項(xiang)和(he)省(sheng)市級重(zhong)點(dian)水(shui)(shui)下(xia)(xia)(xia)(xia)施(shi)工(gong)(gong)(gong)工(gong)(gong)(gong)程(cheng)(cheng)，贏(ying)得(de)了廣(guang)泛的(de)(de)社(she)會認同和(he)贊譽，樹立了良好的(de)(de)自身(shen)品牌(pai)效應，贏(ying)得(de)了廣(guang)大客戶(hu)的(de)(de)信賴和(he)好評。潛(qian)水(shui)(shui)員(yuan)管(guan)道水(shui)(shui)下(xia)(xia)(xia)(xia)封堵(du)(du)總(zong)施(shi)工(gong)(gong)(gong)時(shi)(shi)間預定為(wei)5個工(gong)(gong)(gong)作日，主要的(de)(de)時(shi)(shi)間均(jun)在水(shui)(shui)下(xia)(xia)(xia)(xia)封堵(du)(du)和(he)堵(du)(du)漏上，現場臨(lin)時(shi)(shi)建設(she)施(shi)的(de)(de)搭設(she)和(he)設(she)備(bei)調(diao)試(shi)準(zhun)備(bei)的(de)(de)時(shi)(shi)間半天(tian)、水(shui)(shui)下(xia)(xia)(xia)(xia)測量半天(tian)，水(shui)(shui)下(xia)(xia)(xia)(xia)封堵(du)(du)二天(tian)半，人(ren)員(yuan)設(she)備(bei)撤場半天(tian)，有工(gong)(gong)(gong)作必須(xu)提前(qian)準(zhun)備(bei)保證整個工(gong)(gong)(gong)期(qi)在預定時(shi)(shi)間內。