ratio of non-operating profit to net sales【会计】
生产矿井测量
operating mine survey【矿】;production mine survey【矿】;production shaft survey【矿】
暂无补充释义。
相关词条
adjusting play in connecting-rod bearings, operating either automatically or not
loading of operating system【计】
batch-processing operating system【计】
STUD(S) for securing straps for operating windows
Standard operating procedure，SOP
multiprocessing operating system【计】
operating floor