大家在查： 1970-1973 CPX 材料物质 M-80 金津马克斯·布兰克塔尔艾阿玛熟练控制克拉尼克 freight truck

道进水

道进水

道进水

道进水

1

to adopt channel flow propeller to close the water inlet when the device stops working , without adding any sailing resistance to the ship .

采用槽道推进器，在不工作时，关闭槽道进水口，不会增加船舶的航行阻力。

2

Formwork at Tunnel Inlet Transition Section in Jinxi Project

浅谈金溪工程流道进水渐变段模板施工

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