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万用表因其可以测量多种参数,如温度、压力、电阻等故而得名()

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化工管路主要是由管子、管件和阀门三部分所组成()

属于肾素抑制剂的药品是()

A. 依那普利
B. 替米沙坦
C. 阿利克仑 (阿利吉仑 )

恒重指两次干燥或炽灼后的重量差异在()以下的重量

By“ the uninitiated indi vidual”(Para.1,Line. 4) the author refers tothe person()

A. who has not been instructed how to use a life preserver
B. who has a little experience in using a life preser ver
C. who uses a life preserver without per miss ion
D. who becomes nervous before a disas ter

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