电磁过滤器清洗时,应该()。
A.断开励磁电流,正洗
B.断开励磁电流,反洗
C.通励磁电流,正洗
D.通励磁电流,反洗
参考答案:B
-- Did you watch the basketball match last weekend?
--- Yes, I did. It was covered , and I think it was wonderful.
A.lively
B.alive
C.living
D.live
标准眉转折点的部位是()。
A.眉峰位置
B.眉长的1/2
C.眉头至眉梢的2/3部分
D.眉头至眉梢的1/3部分