It is pointed out that during emergency braking on shaft hoists, the built-up timeof brake torque has considerable influence on the formation of dynamic tension in the hoisting ropes.
本文指出当矿井提升机紧急制动时,制动力矩的建立时间将对钢丝绳中的动张力产生相当大的影响。
3
On the first day of Jimmy's working in the company, the manager spent a lot oftime showing him theropes.