... sinking advance 凿井速度 sinking bucket 凿井吊桶 sinking cost 凿井费 ...
基于68个网页-相关网页
... 凿井法：sinking method 凿井吊桶：shaft bucket 凿井吊盘：sinking platform ...
基于66个网页-相关网页
... sinking (drill) jumbo ==> 凿井钻车 sinking barrel ==> 凿井吊桶 sinking bogie ==> 凿井安全盖板 ...
基于8个网页-相关网页
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