常見(jiàn)例句雙語(yǔ)例句It is a kind of feasible research means for optimization of blasting parameters for increasing lump coal rate.從而為提高煤塊率的參數(shù)優(yōu)化提供了一種切實(shí)可行的研究方法。It is the focus problem for anthracitic coal production enterprise to increase percentage of lump coal and reduce amount of lump coal with size smaller than lower size limit.提高塊煤率、降低塊煤限下率是當(dāng)前無(wú)煙煤生產(chǎn)企業(yè)關(guān)注的焦點(diǎn)問(wèn)題。In order to understand the properties of impact toughness of coal with different impact speeds and the change of impact toughness of lump coal to joint directivity of lump coal.為了研究不同沖擊速度條件下塊煤沖擊韌度的變化特征,以及塊煤節(jié)理方向性對(duì)塊煤沖擊韌度的變化特性。權(quán)威例句Since it resembles a huge lump of coal, the craters on its surface have been named after coalfields.ECONOMIST: Today we have naming of partsStill, there is good news for people whose credit scores are about as appealing as a lump of coal in a stocking on Christmas morning.FORBES: Send Your Christmas List to FICO This YearIt's too early to tell if this lawsuit will have an impact on the Tabeo's launch plans, but if Fuhu has its way, Toys R Us will receive a lump of coal and a court order this holiday season.ENGADGET: Children's tablet maker suing Toys R Us over Tabeo design 返回 lump coal