当接到停机通知时，要检查停炉保护装置，做好加药准备。
参考答案：对
骨盆形态正常但各平面均小于正常值2cm的骨盆是（）。
A.扁平骨盆
B.均小骨盆
C.畸形骨盆
D.漏斗骨盆
E.妇女骨盆
______ Michael Jackson has left us, his songs will be in our hearts forever. [ ]
A. However
B. Because
C. Although
D. But
