英语词汇“portative force”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	portative force
释义	portative force 基本例句吸力 An apple falls by the force of gravitation.地心吸力使苹果落地。 A vacuum sucking system is equipped and the sucking force can be adjusted to feed the curved paperboard in.采用真空辅助吸纸自动踢刀送纸系统，分级调整吸力，使弯曲纸板自动顺利送入。
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