英语词汇low seam怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	low seam
释义	low seam 简明释义薄煤层网络释义 1 ?薄层 ... low pressure compressor 高压压缩机 low seam 薄层 low seam conveyor 薄煤层输送机 ... 2 ?薄矿层 ... 金矿 gold ore; quarts 开采金矿 mine gold; 金矿采洗场 gold-workings 薄矿层 delf; low seam 层；矿层 seam ... 3 [矿业]?薄煤层薄煤层短语 1 low seam conveyor 薄煤层输送机 2 inclined low seam mining method 矿业倾斜薄煤层采煤法 3 low seam mining method 矿业薄煤层采煤法双语例句 1 Intrduces a equipment of low seam mining support-ZY3300/07/13D the low seam hydraulic support. 介绍了一种薄煤层采煤支护设备—ZY3300/07/13D薄煤层液压支架。 2 The results showed that the higher of the mining influence coefficient, the longer the time interval between the up seam mining and the low seam mining would be favorable to the up seam mining. 结果表明，采动影响系数越大、上下煤层开采间隔的时间越长，对上部煤层的开采就越有利。 3 Dry plasma cutting: also called the air-filled type cutting, the air compressor to plank cut in order to achieve the effect of cooling seam jet, such cutting costs low, but pollution is very large. 干式等离子切割：又称风冷式切割，采用空压机对板材割缝喷气以达到冷却效果，此类切割成本较低，但是污染很大。
随便看	yield precedence to management yield prediction yield prediction method yield prescription yield pressure yield process yield programming yield prospects yield range yield rate yield ratio yield reason yield reduction yield reduction test yield region yield regulation yield resistance yield response yield returns yields yield sample plot yield scale yield selection yield sensitive capital yield sharing forest

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