1.
Application of High-fluidity Underwater Concrete in Bottom Sealing of Extra Large Caisson of Taizhou Bridge
大流态水下混凝土在泰州大桥超大沉井封底施工中的应用
2.
On Un-drained Dredging and Underwater Sealing Construction Technology Using T Shape Sink Well
T形沉井不排水法下沉及水下封底施工技术
3.
semipacked bottom-hole assembly
半封隔井底钻具组合
4.
circulating out fill
循环带出井底沉淀物
5.
DEVELOPMENT OF THE OUTSIDE DIAMETER OF 244.5MM MEASURABLE PRESSURE BELOW VALVE ANNULUS SAFE VALVE
可测量阀底压力的Φ244.5mm井下套管封井器研制
6.
Exploration of Construction Practice of Throwing Block and Slip Casting in Back Cover on the of Vertical Well
立井抛渣注浆封底施工实践及问题探讨
7.
Brief Talking about Grouting and Drilling Construction Process of Sealing Vertical Crack Sub-sealing at Vertical Shaft Face;
浅谈立井井筒工作面竖向裂隙封底打钻注浆施工工艺
8.
Fourth cover: Outside back cover of a periodical.
封四:期刊的封底。
9.
Technology of High Pressure with Water and Cement through a Single Rolling Tube for the Silo on North Bank of Yellow River in the Project of Yellow River Crossing Tunnel of South-to-North Water Diversion Middle Route
南水北调中线穿黄工程北岸竖井单管法高喷封底加固施工
10.
On the construction of double-wall steel cofferdam of Pier 11 of Wuhu Yongtze River Bridge;
双壁钢围堰吸泥下沉、清基及水下封底过程中有关问题的处理办法
11.
hookwall compression-set packer
井壁式压缩座封封隔器
12.
Monitoring Technique for Sinking Resistance of Large Caisson Group
大型沉井群的沉井下沉阻力监测技术
13.
balanced bottom hole pressure method
井底压力平衡压井法
14.
Waterproof and Shutoff for Closing of Pressured Dewatering Well Located in Foundation Pit
基坑内承压降水井封井的防水与封堵
15.
cause(a ship,etc)to go to the bottom of the sea
使（船等）沉到海底
16.
(of sleep) deep and complete.
（指睡眠）深沉、彻底。
17.
They were down in some subterranean place -- the bottom of a well, for instance, or a very deep grave -- but it was a place which, already far below him, was itself moving downwards.
她们身在地下，像是井底，又像是深不可测的坟茔——然而这地方已经极深极深，却还在沉落下去。
18.
inflatable combination tool
膨胀封隔式组合测井仪