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【多选题】
振动类手法是（）A.
以快速、高频的节律，轻重交替、持续作用于人体
B.
用手掌、拳背、手指、掌侧作用于人体
C.
包括搓法、抖法、振法等
D.
适用全身各部，以头颈部为多
E.
振法消耗治疗者体能不大，可以长时间实施
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皮皮学刷刷变学霸
举一反三
【多选题】下列叙述中( )是对气相色谱固定液的要求。
A.
热稳定性好,在使用温度下不会发生热解或化学反应
B.
蒸气压低,不会造成固定液易流失现象的发生
C.
对样品具有一定的选择性,这有助于样品的分离
D.
粘度要高,它有助于样品中的被测组分附着在柱上,便于分离
【简答题】在Windows中，能快速实现中英文输入法切换的组合键是（）。
【单选题】—Which coat would you prefer ， sir? —I’ll take ， to have a changesometimes ．
A.
． all them
B.
． themall
C.
． boththem
D.
． themboth
【简答题】What is the first step in the process of teaching children to swim?
【单选题】Which of the following, if presented as the first sentence of a succeeding paragraph, would most logically continue the discussion presented in the passage?
A.
The influence of volcanic eruptions on global weather patterns is almost completely understood at present.
B.
Scientists have only begun to understand, however, the effects of these wavelengths of light on the global environment.
C.
The majority of global cooling effects have thus been attributed to volcanic explosions.
D.
The human warming activities ameliorate by volcanic eruptions include those produced both by heavy industry and agriculture.
E.
The reason that sulfate aerosols take an unusually large time to disperse owes primarily to meteorological factors, including the jet stream.
【简答题】Signing the FCTC is only the first step toward__________
【多选题】下列叙述中( )是对气相色谱固定液的要求。
A.
热穗定性好，在使用温度下不会发生热解或化学反应
B.
蒸气压低，不会造成固定液易流失现象的发生
C.
对样品具有一定的选择性，这有助于样品的分离
D.
黏度要高，它有助于样品中的被测组分附着在柱上，便于分离
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