【单选题】下列各项中,不属于信用条件构成要素的是()。
【单选题】An elephant has a ________ [ ]
【单选题】Some SMD resistors are made in the shape of small ( ) while the most common type is ( )
D.
flattened, cylindrical
【单选题】下列后缀中既具有名词性又具有动词性的是( )。
【单选题】a-a 剖面图中,4轴线处的柱宽应为( )
【单选题】砂浆分层度测定时,指针对准零点后,拧开制动螺丝,同时计时, s时立即拧紧螺丝。( )