氧化过程对 反应烧结 碳化硅材料的导电性能影响不大.But the oxidation of RB - SiC does't affect largely on its electric conduction.常用的轴承材料有碳化硅陶瓷 、 石墨 、 填充聚四氟乙烯等.Commonly used bearing material has SiC ceramics, graphite, PTFE, such as filling...
需要货品: PVC喷射软管 、 农业用喷射器 、 喷射管嘴及洒水器.Products wanted: PVC spray hoses, agricultural sprayers, sprayer nozzles and sprinklers.为了有效控制喷射管, 编码器安装时传动轴那一面朝上.To effectively control the jet pipes, the encoders are positioned with t...
他们认为，只有私人资本家才能重振波兰经济。They argue that only private capitalists can remake Poland's economy.她的事业得以重振。Her career is back on the rails.国会已试行过数十种方法来重振正在走向衰败的城乡地区。Congress has tried dozens of approaches to revitalize deca...