该电路简单实用，成本低，故障率小，工作可靠，使用方便，维修容易，有较好的经济效益。
The circuit is simple practical, cost low, trouble small, work dependable, usage convenience and good economic performance.
采用V40单板机微机系统，PI运算及矢量运算均用软件程序实现，运算速度快，故障率小，电流响应快。
By the use of the microcomputer system of V40 on chip microprocessor, PI and vector calculations are carried out through soft ware with fast speed, low fault point and quick response to current.
焦煤压块机故障率低，发热量小，生产率高，节电耐用。
Coke press low failure rate, high calorific value small, productivity, power saving and durable.
本机故障率低，发热量小，生产率高，节电耐用。
This machine low failure rate, high calorific value small, productivity, power saving and durable.
同时本发明还具有结构紧凑，体积小的特点，其中没有易损部件，故障率低，工作可靠。
Meanwhile, the invention is characterized in compact structure and small bulk, which has no parts easy being damaged and featuring low faulting rate and reliable work.
本机故障率低，发热量小，生产率高，节电耐用。
The machine failure rate is low, heat a small, high productivity, energy-saving and durable.
纹波系数低，对其它设备干扰小；强制风冷式散热，负荷自动均分，故障率低，可靠性高。
Low ripple factor: it's of low interference to other equipments, forced air-cooling, automatically Shared load, low failure rate and high reliability.
它具有洗净度高、结构合理、处理量大、功率消耗小、砂子流失少、故障率低等特点，是国内洗砂设备升级换代的最佳选择。
It has high cleaning, reasonable structure, large capacity, small power consumption, less and loss, and low failure rate, is the best choice for upgrading of domestic sand washing equipment.
体积小，重量轻，易于携带，结构简单，故障率低，便于维修，操作简便，适用于工作空间较窄的地方。
Small bulk, Low weight, Easy carries, Simple structure, rarely breakdown, convenient operation and repair, for narrow work place.
噪音小、换网快捷、分级细、分选比例大、产量高、分选准确、故障率低、维修方便等优点。
Noise is small, net changers fast, grading fine, sorting larger scale, high output, sorting accuracy, low failure rate and convenient maintenance. Especially suitable for grading use.
噪音小、换网快捷、分级细、分选比例大、产量高、分选准确、故障率低、维修方便等优点。
Noise is small, net changers fast, grading fine, sorting larger scale, high output, sorting accuracy, low failure rate and convenient maintenance. Especially suitable for grading use.
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