钢轨探伤车车内有四个功能区,分别是机车动力和驾驶区、()、维修作业区、生活区。
参考答案:探伤作业区
—Which day do you think is all right to our next meeting?
—You make _______,_______ day is all the same to me.
A.one;one
B.it;any
C.that; some
D.this; another
代谢性酸中毒原因()
A.氰化物中毒
B.循环与组织灌注不足
C.急性肾衰
D.肠道液体大量丢失
E.体内HCO-3减少