use low land-use efficiency 土地利用率低
Cause of the high cost of materials, spare parts, equipment failure, low efficiency, increase use the Labour strength of the workers.
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。
Use of Rare earth NdFeB permanent magnet, high efficiency and light weight, low energy consumption, high output power.
磁铁使用稀土钕铁硼永久磁铁，效率高且自重轻，耗能少，输出功率大。
Clean collapse Cause of the high cost of materials, spare parts, equipment failure, low efficiency, increase use the Labour strength of the workers.
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。
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