【单选题】The title block include the following contents except ________?
【多选题】下列关于酶促反应的表述正确的是
A.
改变化学反应速率,只需微量即可促进大量反应物的化学变化
【多选题】The main contents of title block are:
【单选题】If there is not enough space for placing the whole parts list above the title block, where can we put the left part items?
A.
At the left of the title block
B.
At the bottom left corner of the drawing sheet
C.
At the top right corner of the drawing sheet
D.
At the top left corner of the drawing sheet
【判断题】指针式万用表红表笔相当于电源的负极,黑表笔相当于电源的正极。( )