例句與造句

1. Henan long ang high chemical industry co . , ltd . has the following characteristics ： a leading technical research and development center ， the top level of insulating glass sealant production lines and advanced product checking instruments ， a perfect sales and service net covering the major domestic cities
   公司擁有領先于本行業(yè)的技術研發(fā)中心，國內(nèi)一流的中空玻璃密封劑生產(chǎn)線和先進的產(chǎn)品檢測儀器，建立了完善的覆蓋國內(nèi)主要城市的銷售，服務網(wǎng)絡；擁有一支博士、碩士學位的高素質(zhì)管理和研究開發(fā)隊伍。
2. It's difficult to find insulating glass sealant in a sentence. 用insulating glass sealant造句挺難的