1.
There is a green residue in the bottom of the test tube .
试管底部有绿色的沉淀
2.
Study on the Construction Technolgy of Towing Pipes on the Bottom for Laying Pipeline in the Extreme Shallow Water;
滩海水域铺管底拖管道施工技术研究
3.
blank-casing bit
套管底部装用的环状钻头坯
4.
Development of Submarine Steel Pipeline X56 PSL2
海底管线管X56 PSL2的研制
5.
maintenance of submarine cables or pipelines
维护海底电缆或管线
6.
additional emergency bilge suction pipe
附加应急舱底水吸入管
7.
emergency bilge drain piping system
应急舱底水泄水管系
8.
The Regulation on Protection of Undersea Cable Channel
海底电缆管道保护规定
9.
pipe line under the ocean
英吉利海峡海底输油管
10.
buoyant off-bottom connection method
浮式离开井底接管法
11.
load and fouling hull operating mode management
装载和污底工况管理
12.
Assembly of the International Sea-Bed Authority
国际海底管理局大会
13.
deflect-to-connect connection
海底管线与平台立管侧弯联接法
14.
Install drain hose to vent tube at bottom of pump.
在水泵底部安装排放管到排水管。
15.
Carbon ramming material is used on the spacer,the bottom of blast furnace and some other parts of the blast furnace.
高炉炉底垫层、炉底和炉缸环行碳块与炉壳间的间隙，炉底水冷管以上到炉底钢板。
16.
Risk Management of the First Practice of Lanjiang-The Large Scale Pipeline Laying Vessel;
“蓝疆”大型铺管船首次铺设海底管道风险管理
17.
Agreement between the International Seabed Authority and the Government of Jamaica regarding the Headquarters of the International Seabed Authority
国际海底管理局和牙买加政府关于国际海底管理局总部的协定
18.
Method to submarine pipe status inspection in strong tide region:submarine pipe status inspection in Hangzhou Bay
强潮地区海底管线状态检测方法研究——杭州湾海底管线状态检测