铂铑10一铂热电偶的分度号为S,长期使用温度为()oC,短期使用最高温度可达()度
参考答案:0~1300;1600
______ he had worked hard all the time, he failed the exam again.
A.If
B.As
C.While
D.Because
中国主要的地貌类型。