性猛交XXXX乱大交派对,四虎影视WWW在线观看免费 ,137最大但人文艺术摄影,联系附近成熟妇女

1，結(jié)構(gòu)緊湊，集成度高，使用方便，節(jié)省實(shí)驗(yàn)室空間。                                                                                          
2，不銹鋼儲(chǔ)氣罐，安全可靠，可替代實(shí)驗(yàn)室鋼瓶。
3，氫氣部分： 自動(dòng)防返堿 流量自動(dòng)跟蹤
      氮?dú)獠糠郑?自動(dòng)防返堿 流量自動(dòng)跟蹤
      空氣部分： 高精度穩(wěn)壓 自動(dòng)放水 完善的保護(hù)措施                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              

4，本型號(hào)為進(jìn)口壓縮機(jī)。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          

氮?dú)饧兌?O2<3ppm,露點(diǎn)<-70度;氮?dú)饬髁?0～300ml/min;氮?dú)鈮毫?0～0.5Mpa（出廠0.4Mpa）
氫氣純度:99.999%;氫氣流量:0～300ml/min;氫氣壓力:0～0.4Mpa（出廠0.3Mpa）                                                                              
空氣流量:0～2000ml/min;空氣壓力:0～0.5Mpa（出廠0.4Mpa）