词汇	下浇道
释义	下浇道 down sprue
随便看	twin type twin type broad band cable twin type cable twin-type cable Twin-type electromagnetic relay twin-type relay twin-type surfactant twin type vbelt wrapping machine twin type v belt wrapping machine twin tyre twin tyre press twin tyres twin tyype cable twin unit mill twin-unit pack Twin Valley twin valve twin-valve filter twin-valve siphon filter twin vector quantization twinver form twinver press twin vertical fin twin vertical tail twin-vertical tail