新型磨粉机关风机出料降低了操作工人的劳动强度。
The discharging of the main fan reduces labour intensity of operating workers.
改进后，大大缩短了设备检修时间，降低了工人的劳动强度。
The equipment repair time is shortened and the labor strength of the workers is reduced after improvement.
造成材料、配件费用高，故障多，设备使用效率低，增加了工人的劳动强度。
Cause of the high cost of materials, spare parts, equipment failure, low efficiency, increase use the Labour strength of the workers.
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