gravity feed meaning in English

自重供给，自重进料〔借自身的重力作用以供给燃料、原料等〕。

Infusion sets for single use , gravity feed
一次性使用输液器重力输液式
Three - product dense - medium cyclone of coal with gravity feed
煤用无压给料三产品重介质旋流器
Infusion equipment for medical use - infusion sets for single use , gravity feed
医用输液设备.一次性使用重力输液式输液器
Gravity feed system
重力供给系统
Infusion equipment for medical use - burette infusion sets for single use , gravity feed
医用输液器具.一次性使用的重力输液滴定管式输液器

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