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单词
沟槽--通道--输送管道
释义
水利水电词汇手册
duct
输送管道,沟槽,通道
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B
B
B
B
B
B
B
B
B
B
B-18(bomber)
B-1B
B-2
B2B
B2B
B2B
B2B--B2B (business-to-business)
B2B--B2B (business to business)
B2B--B2B(business to business)
B2B (business to business)
B2B (business-to-business)
B2B (business-to-business)
B2B (business to business)
B2B Exchange
B2Bi
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