黑白瓶测氧法测定初级生产力的采样中,在水深小于3m的浅水湖泊,可按()分层挂瓶。
A.0.0m,0.5m,1m,2m,3m
B.0.5m,1m
C.1m,2m
参考答案:A
在短文中填入适当的词,使短文完整,每空一词。
A: Do you like 1_____ TV?
B: Yes, I watch TV every day.
A: What 2_____ 3_____ TV shows do you often watch?
B: Sports News and English Today.
A: What do you 4_____ 5_____ sitcoms?
B: I don't. 6_____ them. But sometimes I watch them.
A: I don't, either 7_____ 8_____ talk shows?
B: I 9_____ them. I think 10_____ interesting.
一辆6600系列客车,在底盘测功机上测得额定扭矩工况下的校正驱动轮输出功率与额定扭矩功率的百分比大于允许值,小于额定值,按JT/T198—2004标准评为一级车。