液态烃分馏过程按操作方式划分为()。
A、间歇精馏
B、一次精馏
C、连续精馏
参考答案:C
选择正确的译文。
1. 桌子上有本书。 [ ]
A. There is a book on the desk.
B. There is a book over the desk.
2. 壁橱在门后面。[ ]
A. The closet is near the door.
B. The closet is behind the door.
写出没有赵云出现的三国京剧()
A、借赵云
B、长坂坡
C、阳平关
D、战渭南