砂泵磨损后扬程的折减系数一般取()。
A、0.75—0.8
B、0.8—0.85
C、0.85—0.95
参考答案:C
传统客家菜的烹调特点是()。
A、以炸为主
B、以烤为主
C、以煮闷为主
D、以蒸为主
We were pleased to see that, besides our own villagers, the audience was made up of a fair number of people out of around villages.
A.off around villages B.off villages around C.from around villages D.from villages around