张某,注射青霉素过程中,觉头晕、胸闷,面色苍白,脉细弱,血压下降,应立即注射的药物是( )
A.盐酸肾上腺素B.氢化可的松C.异丙嗪D.去甲肾上腺素E.尼可刹米
参考答案:A
( )means that the seller delivers the goods to the carrier nominated by him,but the seller must in addition pay the cost of carriage necessary to bring the goods to the named destination.
A.FCA
B.FOB
C.CIF
D.CPT
基桩静荷载试验时正确的卸载方法是( )。
A.卸载应分级进行,每级卸载量为2倍加载级的荷载值
B.卸载应分级进行,每级卸载量为加载级的荷载值
C.卸载应分级进行,每级卸载量为2倍加载级的荷载值。每级荷载卸载后,应观测桩顶的回弹量,直到回弹稳定后,再卸载下一级荷载
D.一次卸载到零