单词	vis silk
释义	vis silk 粘胶丝
随便看	gravity hand flexion gravity hand flexionflection gravity haulage gravity head gravity head feeder gravity-head feeder gravity heater gravity heating gravity heat pipe Gravity Heat Pipe Heat Exchanger gravity height correction gravity held check valve gravity-held check valve gravity high Gravity,High gravity high, gravity maximum Gravity holds a privileged position Gravity Homogenization gravity horizontal gradient gravity horizontal gradient survey gravity hot water heating system gravity hump gravity hydraulic transport gravity impulse gravity incline