如果交流汇流条1故障，主交流汇流条由谁供电：（）.
A.应急发电机
B.交流汇流条2
C.静变流机
参考答案：B
–What do you mean ______ saying “He is over weight”？
--- I mean that he is too fat ______ his age.
A．to; for
B．by; for
C．about; with
D．by; about
《特别规定》针对性地规定了哪几项七项制度？
