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Import from China
Import from China through GlobalMarket would double your sourcing benefits.
www.globalmarket.com - 2010-07-29 详细 -
Engineering Village - Login
Engineering Village offers access to 12 engineering literature and patent databases providing coverage from a wide range of trusted engineering sources.
www.engineeringvillage.com - 2019-10-24 详细 -
ASM Journals
www.journals.asm.org - 2019-10-24 详细