例句與造句

1. With the mining of no . 1 ore body which is solwly inclined , large and thick at the west flank of xinqiao pyrite mine as the example , analytic comparision is made between flat - back cut and fill stoping and sublevel open stoping with one - time delayed filling . the suggestion on the optimization of the mining and the discussion on appropraite mining method and the technical parameters of mining technology for slowly inclined large and thick ore body are also made
   以新橋硫鐵礦礦體西翼緩傾斜厚大礦體的開采為實(shí)例，對(duì)生產(chǎn)中應(yīng)用的水平分層充填采礦法和分段空?qǐng)鏊煤笠淮纬涮畈傻V法進(jìn)行分析比較，提出采礦方法的優(yōu)化建議，探討緩傾斜厚大礦體合適的采礦方法和采礦工藝技術(shù)參數(shù)。
2. It's difficult to find delayed fill in a sentence. 用delayed fill造句挺難的