【多选题】下列各项中,属于材料采购批量控制内容的有( )。
【多选题】在下列各项中,属于材料采购批量控制内容的有( ) A.计算全年最高的相关总成本 B.计算全年最低的相关总成本 C.利用相关模型计算经济订货批量 D. 在经济批量的基础上计算经济订货次数
【单选题】温度对发酵过程的影响是多方面的,以下说法不正确的是
【单选题】温度对发酵过程的影响是多方面的,以下说法不正确的是
【单选题】Which of the following is a functional or carriage requirement for compulsory vessels?
A.
A compulsory vessel must satisfy certain equipment carriage requirements that are determined by where the vessel sails.
B.
A compulsory vessel must carry licensed GMDSS operators, the number should be determined by the associated administration.
C.
A compulsory vessel must be able to transmit and respond to distress alerts.
【简答题】A.intentional B.voluntary C.deliberate D.compulsory