堇青石 — 莫来石棚板: 是以堇青石,莫来石两种材料混合成型,经高温烧结而成.Cordierite - Mullite Board: It is made by high sintering cordierite and mullite together.介绍了以堇青石蜂窝陶瓷薄片为载体,附载过渡金属及稀土金属氧化物活性组分制备的CMT- A除臭催化剂.A deodorant catalyst CMT A composed of tra...
I am already on your mailing list.我已经列在你的邮寄名单上了。There's been a slight hiccup in our mailing system.我们的邮政系统临时出了一点小问题.The newsletter was printed towards the end of June in readiness for mailing...快到6月底的时候,时事通讯印刷完毕准备投寄...
The village is a settlement of just fifty houses.这个村子里只住了50户人。There are much brighter prospects for a comprehensive settlement than before.综合性的社区具有比以前更加光明的前景。Officials have now been delegated to start work on a draft set...