PTA浆料配制搅拌器停运将引起()。
A、PTA螺杆给料器停运
B、PTA浆料喂入罐液位调节阀关闭
C、PTA下料旋转阀停运
D、PTA浆料输送量提高
参考答案:A
I'm not a little tired today after giving the room a thorough cleaning and I have never had today. [ ]
A. as a tiring day
B. as tiring a day as
C. tiring as a day as
D. day as a tiring as
如何选用半导体分立器件?