【单选题】碳当量( )时,钢的淬硬冷裂倾向不大,焊接性优良。
【判断题】在家庭财产两全保险中,保险公司是用投保人所交储金作为保险费。( )
【判断题】在所有情境下,高工作、高关系都是最有效的领导方式。
【单选题】碳当量 ( ) 时,钢的淬硬冷裂倾向不大,焊接性优良。
【单选题】Why is Lind calling Mark?
A.
She needs the numbers of delegates to the conference.
B.
She wants to discuss the details of the special event with Mark.
C.
She wants to figure out some details of the conference events they're organizing.
D.
She wants to find out what is going to be after opening ceremony.