【多选题】地下连续墙的缺点,主要表现在如下方面( )。
A.
每段连续墙之间的接头质量较难控制,往往容易形成结构的薄弱点
B.
墙面虽可保证垂直度,但比较粗糙,尚需加工处理或做衬壁
C.
施工要求技术高,无论是造槽机械选择,槽体施工,泥浆下浇筑混凝土,接头泥浆处理等环节,均应处理得当,不容疏漏
D.
在挖槽之前,需沿地下连续墙纵向轴线位置开挖导沟,修筑导墙
E.
制浆及处理系统占地较大,管理不善易造成现场泥泞和污染
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【单选题】信用证规定议付时扣除佣金100美金,发票和报关单上显示的收汇金额为USD10,000.00,实际收汇USD9,800.00(国外扣除费用USD100.00),出口收汇核销单上的金额一栏应该填为:
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