例句與造句

1. the effect of technologies for processing coal tar on the quality of pitch was analyzed on the basis of comparing different technologies at home and abroad
   摘要通過對國內(nèi)外不同焦油加工工藝的比較，分析了不同工藝對瀝青質(zhì)量的影響。
2. a number of suggestions and strategies have been outlined, which include that for building new device to process coal tar, the process route and product types must be evaluated according to market information, while in the case of selecting pitch as starting materials, the information about the raw materials and the processing technologies of coal tar must be taken into account
   建議在建設(shè)焦油加工裝置時(shí)，應(yīng)根據(jù)市場重點(diǎn)考慮工藝路線和產(chǎn)品方案；選用瀝青時(shí)，應(yīng)根據(jù)不同需要對焦油加工企業(yè)的原料來源和生產(chǎn)工藝進(jìn)行分析，合理選擇。
3. It's difficult to find processed coal in a sentence. 用processed coal造句挺難的