【多选题】为保证抹灰层与基体黏结牢固,应该采取的措施。
【单选题】第4章: 一带电体可作为点电荷处理的条件是:
D.
带电体的线度与其它有关长度相比可以忽略不计。
【单选题】下列关于臀部肌内注射的体位描述错误的是()
B.
仰卧位:常用于危重或不能翻身的患者,采用臀中肌、臀小肌注射法较为方便
【单选题】听力原文:M: I have to type my paper later tonight, but I'm afraid my roommate won't be able to sleep. W: There's a soundproof room in the basement. You can go there and no one will hear it. What will the ...
B.
Take the typewriter to repair shop.
C.
Tell his roommate to take sleeping pills.
【单选题】中国人民取得抗日战争胜利的最主要因素是()