flake type grate stoker 鳞片式炉排
three-chamber type grate 三室式链蓖机
chain-type grate 链篦机
bar-type grate 棒形篦条
auger type grate concave 螺旋式栅格凹板
stoker-type grate cooler 推动篦式冷却机
multi-stage belt stirring type grate-stoker 搅动型炉排炉
grate-type gutter 箅式雨水沟
Based on the machinery technical improvement on KZL2-7 type automation boiler grate , the trouble ratio in heating period is reduced, the repair time is shorted and benefit is obliouse.
通过对岭北煤矿型号为KZL2—7的自动化锅炉炉排进行机械技术改进，降低了采暖期故障率的发生，缩短了故障维修时间，效益显。
Water source heat pump of mine waste heat recovery is a new type of high grade energy saving technology, which pump low-grade heat into high-grate thermal energy.
回收矿井余热的水源热泵技术是一种把低品位热能转化为高品位热能的一种新型节能环保技术。
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