男人吃奶摸下挵进去啪啪软件_亚洲无线码一区二区_成人网站免费看黄A站视频_国产一区二区精品久久岳

采用(yong)316L材質燒結而成，滲透性(xing)好(hao)，過濾孔(kong)精度(du)：2um，0.5um，5um; 根(gen)據(ju)用(yong)途有4.6篩(shai)板(ban)(ban)(ban)；4.0篩(shai)板(ban)(ban)(ban)；3.0篩(shai)板(ban)(ban)(ban)；2.1篩(shai)板(ban)(ban)(ban)；也可以(yi)根(gen)據(ju)用(yong)戶要求定做(zuo)篩(shai)板(ban)(ban)(ban)，耐(nai)用(yong)性(xing)強;色譜(pu)柱頭固定篩(shai)板(ban)(ban)(ban)，將色譜(pu)柱和色譜(pu)系統(tong)連接(jie)，并提供無泄露連接(jie)。