The braking force distributions in different cases of compound brake and air brake have been compared, and the brake cylinder pressure for motor car and the trailer is calculated.
通过比选分配复合制动和纯空气制动等不同工况的制动力，计算动力车和拖车的制动缸压力。
2
Flame retardant selection and inflaming retarding principle are researched on winding cementing system of compound oxygen cylinder used for coal mine safe.
研究了煤矿安全用复合式氧气瓶缠绕胶接体系中阻燃剂的筛选及阻燃机理。
3
The inner lining of the cylinder adopts compound type refractory to reduce the radiant heat loss.