定值减压阀始终能获得低于系统压力调定值的稳定的进口工作压力。()
参考答案:错
根据题目所给首字母和汉语提示完成句子。
1. My most e moment was trying to introduce a woman whose name I couldn't remember.
2. I would a it if you could let me know in advance whether or not you would be coming.
3. What was her (反应) to the news.
4. The Internet is the biggest source of information in the world, and it's (可进入的) through
a computer.
5. Both of them got flu, but their (症状) were different.
栓剂中的制备中叙述错误的是()
A.栓剂的制备方法有冷压法和热熔法
B.热熔法应用广泛,一般采用机械自动化即可完成
C.栓孔内可涂一些润滑剂保证不黏模
D.1份软肥皂、1份甘油、5份95%乙醇混合可用来作为制备油脂性基质栓剂的硬化剂
E.水溶性基质的栓剂,可选择水性物质作为润滑剂