成人伊人亚洲综合久久网,97超级碰碰碰久久久久总站,欧美日韩一区二区三区四区高清,国产精品久久久久久三级,欧美日韩精品高清一区二区,久久不免费视频1国产日韩一品道,一区二区亚洲国产精品,亚洲精品??一区二区,一区二区三区中文字幕亚洲伦理

The cam rotor pump is specially designed to transport the high viscosity or material with grain softly , and used for hygiene and without fungus conditions. lt works on the material softly , the transport speed can be controled , it can also be used as metric instrument. All the parts contacting with the material are made by the SuS304 or SUS316L material ,the in-out switch join uses the internalsos Standard quickly opened joint, and comes up to the GMPstandar.