The electric installation of gas double VAT exchanging machine is the key equipment in heat regulating of control driving in the coke stove.
煤气双缸交换机的电气装置是控制驱动焦炉中加热调节装置的关键设备。
To remove the black and restore your pot to new, pour in a can of coke (or as much as you need to cover the blackened area by an inch) and put it on the stove on a low heat.
为了消除顽固黑斑，恢复原锅新貌，只用向其中倒入一罐可乐(或者只要刚好覆盖着变黑的地方就行)然后放在小火的火炉上。
Coke gas was introduced into blast furnace hot air stove by use of ejector to increase air temperature so as to achieve the aim of reducing coke rate and increasing the production.
利用引射器将低压焦炉煤气引入高炉热风炉中以提高风温，达到了降低焦比、提高生铁产量之目的。
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