For john boyd dunlop it was the year of the pneumatic tyre , originally invented for his son 's tricycle .
邓禄普(johnboyddunlop)来说则是充气轮胎之年,这起初是他为儿子的三轮脚踏车发明的。
It is said that the wear-resistant ceramic rotary valves zta made form dsmaterial defeat pneumatic eccentric rotate valves made form german on a bid .
据说耐磨陶瓷旋转阀ztadsmaterial失败填填旋转阀气动古怪的德国人竞标。
Repair kits for pneumatic tyres .
充气轮胎修理用工具箱。
Pneumatic tyres for commercial vehicles and trailers .
商用车及其挂车的充气轮胎。
Retreaded pneumatic tyres for commercial vehicles .
商用车的翻新充气轮胎。
Shanghai factory pneumatic sets sales department .
上海气动成套厂销售科。
Pneumatic silencer to reduce exhaust noise .
减少排气噪音的气动消音器。
Pneumatic receive the paper , when the paper arrive the max. height , it will be hold out automatically .
气压动作接纸托板,在纸板堆叠到预定高度时,接纸托板自动伸出托住纸板。
Methods a retrospective analysis was made to the clinical data of 86 cases with upper ureteral calculi treated with ureteroscopic pneumatic lithotripter .
方法回顾性分析经输尿管镜气压弹道碎石术治疗输尿管上段结石86例的临床资料。
Study on control system of pneumatic conveying in complicated ductwork .