每小时耗油量的测量可以用流量法、容积法和（）等。
参考答案：质量法
--- What are the workers talking about ?
--- They are discussing the idea the old worker ______ at the meeting yesterday.
A．put forward
B．came up
C．set off
D．brought out
按频率自动减载装置的作用和配置原则是什么？
