下列关于企业经营战略的定义说法正确的是（） ["表明了经营战略工作的性质","指明了企业经营战略制定的依据","确定了企业的成长方向","阐明了战略制定的目的","明确了目的、目标和途径、手段的关系"]
The amount of lubricating oil in the drain tank should be checked by （）. ["measuring","sounding rod","metering","weighting"]
构成微型机的主机的三大部分是（）。 ["CPU、内存和硬盘","控制器、运算器和内存储器","CPU、内存储器和外存","CPU、显示器和键盘"]
鈴木さんは、私（）手紙を書きました。 ["で","を","に","が"]
The provisional pratique by radio （） a vessel to proceed directly to berths or working anchorages and begin normal business activities without the inspection of the Port Health Officer． ["permit","permitting","is permitted","permit"]
什么是病理性钙化？
