例句與造句

1. Gasket mainly includes rubber asbestos gasket , metal winding gasket , metal ? coated gasket , graphite compound gasket , ptfe gasket , tooth - type gasket , lens gasket , octagon gasket as well as ellipse gasket
   密封件主要有金屬纏繞墊、金屬包墊、高強(qiáng)石墨復(fù)合墊、聚四氟乙烯包覆墊、齒形墊、透鏡墊、金屬環(huán)墊、八角墊、橢圓墊、橡膠石棉墊及填料墊。
2. Experimental results show that that the best process conditions are following : the weight ratio of nitric acid and acetic anhydride is 5 : 1 , the current intensity is 500 ma , voltage is 150v , the reaction time is 30 min , then , the graphite compounds are cleaned with water till the ph = 6 - 7 and dried at 60
   實(shí)驗(yàn)表明，硝酸：乙酸酐為1 5 、電流強(qiáng)度為500ma ，電壓為150v ，反應(yīng)30分鐘后，水洗至中性后于60下烘干，制得可膨脹石墨，經(jīng)900高溫處理后，可獲得性能良好的膨脹石墨制品。
3. It's difficult to find graphite compound in a sentence. 用graphite compound造句挺難的