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单词 石墨
释义 DEFINITIVE EXAMPLES 权威例句〔atomic pile〕An early type of nuclear reactor whose core consisted of layers of graphite block interspersed with uranium, designed to create a sustained fission reaction.原子堆,原子反应堆:核反应堆的早期形态,核反应堆中心由散布铀的石墨块层构成,用于产生持续的裂变反应美国传统〔bonding〕In graphite sheets, carbon atoms bond together in rings.石墨层中的碳原子相互连接形成碳环。柯林斯高阶〔bond〕In graphite sheets, carbon atoms bond together in rings.石墨层中的碳原子相互连接形成碳环。外研社新世纪〔cast iron〕Made from cast iron, it is finished in graphite enamel.它是用铸铁制成,最后在外面搪了一层石墨。柯林斯高阶〔crucible〕A vessel made of a refractory substance such as graphite or porcelain, used for melting and calcining materials at high temperatures.坩埚:一种用石墨或瓷等耐熔物质制成的器具,用来在高温时熔化或煅烧原料美国传统〔currently〕A powerful electric current is passed through a piece of graphite.给一块石墨通入强电流。柯林斯高阶〔current〕A powerful electric current is passed through a piece of graphite.给一块石墨通入强电流。外研社新世纪〔friction〕The pistons are graphite coated to reduce friction.活塞上涂了一层石墨以减小摩擦。外研社新世纪〔friction〕The pistons are graphite-coated to reduce friction.活塞上涂了一层石墨以减小摩擦力。柯林斯高阶〔graphitize〕To coat or impregnate with graphite.在…上涂石墨,给…充石墨:用石墨涂敷或渗透美国传统〔graphitize〕To convert into graphite, as by a heating process.使…石墨化:使转化为石墨,如通过加热过程美国传统〔lead pencil〕A pencil that uses graphite as its marking substance.铅笔:用石墨作为标划物质的笔美国传统〔lead〕Any of various, often graphitic compositions used as the writing substance in pencils.铅芯:通常指含有石墨成分的铅笔用的书写物质美国传统Both diamonds and pencil lead, or graphite, are made of pure carbon.钻石和铅笔芯,或石墨都是用纯碳制成的。剑桥国际Graphite rackets are lighter than metal ones.石墨球拍比金属的轻。剑桥国际
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