绝缘等级中H级绝缘最高允许温度为()℃。
A、170
B、180
C、190
D、200
参考答案:B
— Mom, where is my lunch pack?
— Just where it _____. [ ]
A. has been
B. had been
C. was
D. be
李克强 * * 在刚刚闭幕的全国“两会”上提出要用改革的办法深入推进口三去一降一补,“一降”指的是()
A.降成本
B.降价格
C.降税负
D.降产能