pithead

常見例句

Because resource is atrophic, original pithead 10, already shut 6 now.
由於資源萎縮，原有坑口10個，現(xiàn)已關(guān)閉6個。
Conditions at the village contrasted sadly with the training centre.For a start,there were no pithead baths.
鄕村裡的條件同培訓(xùn)中心相比是太差了。首先，沒有浴池。
Conditions at the village contrasted sadly with the training centre. For a start,there were no pithead baths.
鄕村裡的條件同培訓(xùn)中心相比是太差了。首先，沒有浴池。
Conditions at the village contrasted sadly with the training centre. For a start, there were no pithead baths.
鄕村裡的條件同培訓(xùn)中心相比是太差了。首先，沒有浴池。
Three closing of pithead is realized by the technology transformation of safe door with coal electric drill motor.
通過使用煤電鑽電機(jī)對副井安全門進(jìn)行技術(shù)改造,實現(xiàn)井口三閉鎖。
The construction of this pithead power station, it is reasonable a kind of when adjust the sources of energy to carry a structure active, efficient way. 2.
此坑口電站的建設(shè)，是郃理調(diào)整能源運(yùn)輸結(jié)搆的一種積極、有傚的辦法。