1) the down nozzle
下水口
1.
A Slide Valve system is used to control flow of molten steel in LS ladle at steelmaking plant,but the frequent fracture of the down nozzle have been caused by mechanical stress and thermal stress.
炼钢厂所使用的LS钢包滑动水口机构,由于下水口受机械应力和热应力的综合作用,频繁发生断裂引起事故。
2) subsea wellhead
水下井口
1.
Improvement of subsea wellhead tieback procedurefor well A5 in Pinghu oil and gas field;
平湖油气田A5井水下井口重回接工艺的改进
2.
Mechanical stability analysis of subsea wellhead for deepwater drilling;
深水钻井水下井口力学稳定性分析
3.
Analysis on subsea wellhead stability of surface BOP drilling system in deepwater operations
深水水上防喷器钻井系统水下井口稳定性分析
3) underwater window,
水下"窗口"
4) underwater beveling machine
水下坡口机
1.
The design of underwater beveling machine was put forward, laying of seabed oil & gas pipelines installation and service.
设计了专门用于海底油气输送管道安装、维修的水下坡口机。
5) river mouth subagueous fan
河口水下扇
6) Lower intake
下进出水口
补充资料：下水
1.牲畜的内脏。 2.指坏人的心肠。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条