请简述阴浮床再生步骤？
参考答案：
①落床；
②排气；
③预喷射；
④再生进碱；
⑤再生置换；
⑥逆洗；
⑦排气。
用所给单词的适当形式完成句子。
1. There's a __ (wood) bridge over the river.
2. Mr Watson has great __ (popular) in his village.
3. We must fit the expedition out with the best_____(equip).
4. I have a little cat_____(call) Mimi.
5. _ (walk) on the grass is not allowed.
下列生物利用度高的剂型是
A．蜜丸 B．胶囊C．软膏剂 D．栓剂E．滴丸
