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【单选题】
若被联接件之一厚度较大、材料较软、强度较低、需要经常装拆时,宜采用 。A.
螺栓联接
B.
双头螺柱联接
C.
螺钉联接
D.
紧定螺钉联接
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举一反三
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【简答题】CONVERSATION Listen to a conversation and choose the best answer to each of the following questions.
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【简答题】你父亲现在帮你在银行里存了10万元,打算用于3年后你毕业时创业的启动资金,假设银行3年期存款的年利率为4%,复利,问:3年后你有多少创业资金? 已知 FVIF 4%,3 =1.1249
【简答题】CONVERSATION Listen to a conversation and choose the best answer to each of the following questions.
【简答题】Conversation Listen to a conversation and choose the best answer to each of the questions you hear.
【简答题】Conversation Listen to a conversation and choose the best answer to each of the questions you hear.
【简答题】CONVERSATION Listen to a conversation and choose the best answer to each question you hear.
【简答题】A Conversation Listen to the conversation and choose the right answers to the questions.
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