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【单选题】
某三相异步电动机的电源频率为50Hz,额定转速为1455r/min,相对应的转差率为( )A.
0.004
B.
0.03
C.
0.18
D.
0.52
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举一反三
【简答题】A．came B．arrived C．developed D．appeared
【单选题】My brother is an actor. He ______ in several films so far. [ ]
A.
appears
B.
appeared
C.
has appeared
D.
is appearing
【简答题】完形填空 Many language learners think their pronunciation is good enough because their teacher doesn't correct them too often or because other students can __ 1 __ them. Pronunciation is the area which is...
【简答题】How to improve listening is one of the common problems 1 English learners. The first important thing to do is to listen 2 . The approach gets you focused 3 your listening material and therefore make y...
【简答题】Most people 1. a____________ a new language by using a variety of methods, but traditional classes are an ideal start for new learners. They provide an environment where you can 2. p__________ under t...
【简答题】A．showed B．presented C．exposed D．appeared
【简答题】A) showed B) presented C) exposed D) appeared
【多选题】与《中药、天然药物处方药说明书撰写指导原则》中药品说明书的有关管理内容相符的是( )
A.
成分系指处方所含的药味、有效部位或有效成分等。成分的名称应与药品质量标准中的规范名称一致
B.
【功能主治】/【适应证】应与国家批准的该品种药品标准中的功能主治或适应证一致
C.
尚不清楚有无不良反应、禁忌和注意事项的，可在该项下以“尚不明确”来表述
D.
储藏条件的表示方法按《中华人民共和国药典》要求规范书写，对储藏条件有特殊要求的制剂需要予以详细说明
E.
对于处方中的药味属于国家规定已经禁用或取消的品种，应按取消通知中的相关规定，以实际代用的药味来表示
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