C.
每100ml水中细菌总数<10个< /div>
D.
每500ml水中细菌总数<10个< /div>
【简答题】B. During the Trade Show Listen to the short dialogues and write the answer to each question you hear. Dialogue 1 ____________ ____________
【简答题】B. During the Trade Show Listen to the short dialogues and write the answer to each question you hear. Dialogue 2 __________________ __________________
【简答题】B. During the Trade Show Listen to the short dialogues and write the answer to each question you hear. Dialogue 3 ____________ ____________
【简答题】虚拟制造系统 VMS 的建模包括( )、( ) 和( ) 三种类型。
【单选题】中等规模的超市收银台的收款速度大概是( )。
【简答题】B. During the Trade Show Listen to the short dialogues and write the answer to each question you hear. Dialogue 4
【单选题】虚拟制造系统VMS是现实制造系统RMS在虚拟环境下的映射,是RMS的模型化、形式化和计算机化的抽象描述和表示。VMS的建模不包括()。
【单选题】我国卫生学标准规定,生活饮用水的大肠杆菌群数每1000ml水中不得超过( )个
【单选题】____ that saw the trade between the two countries reach its highest point.
B.
That it was in the 1980’s