LD wheel, wheel group, drum group, hook group, pulleys, couplings, wire rope, cable pulley, motor, brake, reducer, cable reel, overload limiter, standard parts.
LD车轮,车轮组,卷筒组,吊钩组,滑轮组,联轴器,钢丝绳,电缆滑车,运行电机,制动器,减速机,电缆卷筒,超载限制器,标准件。
The main instruments we use are violin, viola, cello, piano, electronic piano, drum group, etc.
乐器主要由小提琴,中提琴,大提琴,钢琴,电子琴,西洋鼓等等组成。
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