This coal has a high calorific value.
这种煤有很高的发热量。
Coke press low failure rate, high calorific value small, productivity, power saving and durable.
焦煤压块机故障率低，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.
本机故障率低，发热量小，生产率高，节电耐用。
Faults: use fuel prices high, gas calorific value is lower.
缺点：使用燃料价格高，煤气的热值较低。
Faults: use fuel prices high, gas calorific value is lower.
缺点：使用燃料价格高，煤气的热值较低。
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