1) buoyant valve
浮力塞
2) check valve type floating plug
逆止阀浮力塞
1.
Full-sized drilling tools are used for deivation prevention,the best placedment of the upper,middli and lower stabilizers is determined, et drilling is chosen to increase drilling rate,and the check valve type floating plug located at the tube end is employed to tackle tube lowering and grouting problems.
采用满眼钻具防斜，确定上、中、下扶正器安装的最佳位置，利用喷射钻进提高钻进效率，利用管底逆止阀浮力塞解决下管及注浆的难题。
3) plunger-type buoyancy adjustment
活塞式浮力调节
4) floating mandrel
浮塞
5) floating piston pin
浮动浮塞销
6) suspension type of force plunger
柱塞悬浮
补充资料：嗌塞
嗌塞
嗌塞 病证名。系指咽喉阻塞，呼吸吞咽不利的病证。出《素问·六元正纪大论》。本病多由肺胃积热，火毒炽盛，痰涎雍塞所致。应结合全身情况辨证论治，必要时可行气管切开术。
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