抽沙泵 meaning in Chinese

sand pump

Through analyzing the structure of open caisson , and according to sinking stress principle , the paper introduced in the open caisson construction process sinking , correcting error , survey control as well as peculiar circumstance processing technical measure , such as in open caisson construction the inner - mold for sanding , framework supporting and steel binding , and concrete casting ; in open caisson sinking - control the sand in edge foot inner - mold , sand - pumping sinking , and pressure hydraulic monitor breaking and pressure - blowing sinking by air pressure blower etc
摘要根据下沉受力原理，分析了沉井结构，介绍了沉井施工过程中的下沉、纠偏、测量控制以及特殊情况处理的技术措施，如沉井制作中的填沙内模，模板支设和钢筋绑扎，混凝土浇注；沉井下沉控制中的刃脚内模沙土，抽沙泵抽沙下沉，高压水枪破压、空压机吹压下沉等。