filteredadj.过滤过的动词filter的过去式和过去分词形式.
filtern.过滤器;滤色镜;滤光器v.过滤;渗透
filter parer滤纸
filter pipet过滤吸管
filter range滤波范围
filter choke滤波扼流圈
filter pressn.压力过滤机
filter table平面过滤机
filter noise过滤噪音
filter-aidn.助滤剂
filter cloth滤布
filter gauze滤网