part loader 中文意思是什麼
part loader
解釋
器件裝載器-
Because the loader and the moduls of elasticity exists part difference in key stratum and combinatorial key stratum, and the formulae of calculating the roof weighting step has difference, so there must be existing big error if we use the formulae of key stratum to calculate the shallow coal seam ' s weighting parameter
大柳塔1203工作面按照關鍵層計算得出的頂板來壓步距與實際相差很大,而按照組合關鍵層計算得出的頂板來壓步距與實際基本吻合。
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