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environmental protection packaging
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environmental protection packaging
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environmental protection packaging
环保包装
对人类生活和自然环境不造成损害,并能循环再生利用或自然降解,符合生态环境可持续发展理念的包装。又称绿色包装、生态包装。
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shield dance
shield dance of manpai
shielded cave
shielded electron
shielded factor
shielded flame
shielded inductor
shielded metal arc welding
shielded nucleus
shielded nuclide
shielded room
shielded twisted pair
shielded twisted pair, STP
shield fern family
shielding
shielding and grounding for electronic equipment
shielding anechoic chamber for full-scale aircraft
shielding constant
shielding current
shielding effect
shielding effect and penetration effect
shielding effect at the capillary wall interface
shielding-gate metal-oxide-semiconductor field effect transistor
shielding in electromagnetic measurement
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