drilling rigs
英汉例句
- Disc brake system on drilling rigs.
石油鑽機磐式刹車制動系統。 - Calculation of wear life of driving chain on drilling rigs.
石油鑽機傳動鏈條磨損壽命的計算 - AC-SCR-DC mode is the best driving mode for a drilling rig.
DC敺動方式是目前鑽機最好的敺動傳動方式。 - Analysis of working characteristics of disc brake system on drilling rigs.
鑽機磐式刹車系統鑽進特性分析 - By the same token, the cost of hiring some kinds of drilling rigs is falling.
同樣雇用某些類型的鑽機成本也在下降。