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【单选题】
不属于固体分散技术和共有的特点是
A.
掩盖不良气味
B.
改善药物溶解度
C.
易发生老化现象
D.
液体药物固体化
E.
提高药物稳定性
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参考答案:
举一反三
【单选题】能真实反映 倾斜 对象的实际尺寸的标注命令是
A.
对齐标注
B.
线性标注
C.
引线标注
【判断题】当k个构件用复合铰链相联接时,组成的转动副数目也应为k个。
A.
正确
B.
错误
【单选题】Though Mary knew I was never interested in the lectures I had to ______, she thought it unwise of me to give up my study altogether. A) sit through B) sit in C) sit on ...
A.
sit through
B.
sit in
C.
sit on
D.
sit by
【单选题】We shouldn’t() those people who need our help urgently.
A.
sit up
B.
sit for
C.
sit down
D.
sit on
【单选题】能真实反映倾斜对象的实际尺寸的标注命令是
A.
对齐标注
B.
线性标注
C.
引线
D.
连续标注
【单选题】We had no chairs _____ . A. sit B. to sit in C. be sit D. to sit
A.
sit
B.
to sit in
C.
be sit
D.
to sit
【单选题】—So we have finally met! Why not sit down and have a cup of coffee? —
A.
Sounds great!
B.
It’s a pleasure to meet you!
C.
I’ve been hoping to meet you for a long time.
D.
I’d like you to meet my friend John Hopkins.
【单选题】There is no chair for me _______. [     ]
A.
to sit
B.
to sit on
C.
sit
D.
sitting on
【判断题】离心压缩机转子轴心线的直线度偏差应不大于0.04mm/m。
A.
正确
B.
错误
【判断题】离心式压缩机转子轴心线的直线度偏差应不大于0.04mm/m。
A.
正确
B.
错误
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