【简答题】英译汉:inventories of types (a) and (b) are complied entirely from
the aggregation of data obtained at the management unit and subunit and
operational levels.
【单选题】1Z306030-1-3 安装、拆卸施工起重机械,应当编制拆装方案、制定安全施工措施,并由( )现场实施全过程监督。
【判断题】改进型电容三点式正弦波振荡电路不适合于频率固定的场合