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【简答题】
一混合酸溶液中含有0.010mol·L -1 一氯代乙酸及1.0×10 -3 mol·L -1 硼酸。以0.010mol·L -1 NaOH溶液滴定一氯代乙酸，计算化学计量点时的pH值。
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举一反三
【简答题】ways of behaving that are considered normal in a particular society
【单选题】在机械被动牵张训练中，描述不正确的为（）
A.
机械被动牵伸可采用重锤、滑轮系统、夹板等，需要持续20分钟或更长时间
B.
主动抑制牵伸方式仅放松肌肉收缩性结构，对结缔组织无效，适合神经肌肉支配完整可自主控制者
C.
在实施牵张前收缩肌肉，在过程中放松肌肉，最后完全放松肌肉使之伸展，阻力降至最小
D.
主动抑制牵伸的训练方式包括紧张肌的收缩-放松、伴随拮抗肌收缩的紧张肌收缩-放松、拮抗肌的收缩
E.
自我牵伸是利用自身重量作为牵张力而进行的柔韧性训练
【单选题】听力原文： Social customs and ways of behaving change. Things that were considered impolite many years ago are now acceptable. Just a few years ago, it was considered impolite for a man to smoke on the str...
A.
To smoke in a public place.
B.
To make a fool of oneself.
C.
To smoke when a girl is in the room.
D.
To spit in the street.
【简答题】ways of behaving that are considered normal in a particular society
【简答题】坚持( )在全面依法治国中的主体地位。
【简答题】Social customs (习俗) and ways of behaving change all the time. Things that were considered impolite many years ago are now acceptable. Just a few years ago, it was considered to be impolite behavior fo...
【简答题】Social customs and the ways of behaving change. Things that were considered impolite many years ago are acceptable . Just a few years ago, it was considered to be impolite behavior for a man to smoke ...
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