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【判断题】
379辛普森行星齿轮机构中,若太阳时针主动,行星架固定,则齿圈顺时针转动。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】关于给药方案的制定和调整的描述中，正确的是()。
A.
制定给药方案首先要明确目标血药浓度范围
B.
药物半衰期8～24小时，每天给药一次
C.
制定给药方案与患者的饮酒嗜好无关
D.
制定给药方案不需要考虑血药浓度范围
E.
调整给药方案即调整给药剂量
【单选题】Why did the man miss the woman's phone call yesterday?
A.
His phone was turned o ff .
B.
He was taking a shower.
C.
He didn't take his phone with him.
【多选题】给药方案制定和调整的基本步骤及方法 （ ）。
A.
首先获取患者的基本信息
B.
按群体参数设计初始给药方案，并用此方案进行治疗
C.
评估患者药效学和药动学
D.
必要时，按所测个体数据重新设计或调整给药方案
E.
实施调整后的给药方案或新的给药方案，再次评估
【单选题】N型半导体是在本征半导体硅(或锗)中掺入少量的 ( ) 元素(如 磷 )而形成的,由于杂质的掺入,使得晶体中 自由电子 数目远 ( ) 空穴 数目 。
A.
3价，大于
B.
3价，小于
C.
5价，大于
D.
5价，小于
【单选题】Why did the man phone Intersever Customer Service?
A.
He wanted to know what the message means.
B.
He didn’t know which button to choose.
C.
He wanted to know if he can use his e-mail address while overseas.
【单选题】Why did the phone call change Haley’s life?
A.
Because he was offered a big contract.
B.
Because it was a kind of siren call tempting to give up his dream.
C.
Because he could get a big sum money and write on the side as well.
D.
Because it was this phone call that confirmed his dream − to be a full-time writer.
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