下列影响因素中,属于功能性贬值的影响因素是( )。
A.社会需求下降
B.市场价格变化
C.新工艺新材料运用
D.银行利率变化
参考答案:C
Keep in mind that you should do the same things _____ in the instructions. [ ]
A. as are listed
B. which are listed
C. as listed
D. that listed
用光学高温计测温时,应该注意的事项有()。
A.使用前校对
B.及时更换电池
C.测温时防止温度误差偏大
D.测温时防止跳针