计算题:竖窑利用系数的计算;某日单窑产量为237.5t。
参考答案:
237.5/250=0.95t/m3日。
皮肤上见多个蜘蛛痣说明()
A.雄激素增加
B.肾上腺皮质激素增加
C.雌激素增加
D.前列腺素增加
E.醛固酮增多
— I _____ Fujian Museum twice. How about you?
— Never. I hope to visit it soon. [ ]
A. have gone to
B. have been to
C. have gone
D. have been