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最佳答案：our usual way of payment is by confirmed and irrevocable letter of credit availa
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最佳答案：The structural design of the roadbed should be designed according to the use of
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最佳答案：The sychronization of generators must meet quasi-synchronizing conditions, and i
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最佳答案：eak off as early as possible
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最佳答案：By way of testing and evaluating ...,scientific basis for...is furnished.试情况eval
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最佳答案：Please offer your seat to the oldDanger!Is that all right?你可以用Tips,就是贴心提示的意思
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最佳答案：Quality requirements:the supply side to ensure that the goods imported for the n
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最佳答案：Dear ,thanks for inquiry on the xxx, and asked what requirement for big order. w
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最佳答案：1.Must be to further improve the relevance of private equity investment in the l