EPA关于颗粒物翻译求助? particles that are directly emitted by a source as a solid or liquid at stack or release conditions and captured on the filter of a stack test train. 颗粒物是指 固体或液体源在堆积或者释放条件下直接发出并且被堆叠测试模拟过滤器筛出的物质 不是专业人士 翻出专业的感觉 等待高人指点哇~~ a stack test train 是什么 查看更多