air crew 英[e?(r) kru:] 美[er kru]
[詞典] 機組，機務人員;
[例句]The performance difference between air crew drill and mud motor was analyzed under the air drilling condition.
對比分析了空氣螺桿鉆具與泥漿馬達在空氣鉆井井況下的性能差異。