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...
Most late developers will catch up with their friends.大多数身材发育迟缓者都会赶上他们的朋友。He stopped and let her catch up with him.他停下来,好让她追上自己。You walk on and I'll catch up with you later.你往前走吧,我一会儿就赶上你了....