... low alloy tool steel低合金工具钢 low calorific power低热值 low calorific value低热值 ...
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low calorific gasification power generation 低发热气化发电
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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。
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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。
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