词汇	piston throttle
释义	piston throttle 活塞式节流阀
随便看	viscosity function viscosity funnel viscosity gage viscosity gauge viscosity-gel viscosimeter viscosity gradient viscosity-gravity viscosity gravity chart viscosity-gravity chart viscosity gravity constant viscosity-gravity constant viscosity gravity number viscosity-gravity number viscosity improvement agent viscosity improver viscosity in body viscosity increaser viscosity increasing viscosity increasing agent viscosity-increasing agent viscosity increasing effect viscosity increment viscosity index viscosity-index viscosity index blending value