An aerosol spray device which is capable of imparting a unipolar charge by double layer charging and charge separation to liquid droplets of a composition sprayed therefrom has a spraying head in the form of an insert in an actuator, the spraying head having a bore through which liquid is expelled having an outlet, preferably with a tortuous periphery, having an L/a ratio of at least 8 (preferably at least 10) where L is the length of the periphery defining the bore outlet in mm and a is the cross-sectional area of the bore outlet in mm2 and the apparatus being constructed such that the droplets are expelled from the spraying head at a flow ratio of at least 0.4 (preferably at least 0.5) grams per second and have a charge to mass ratio of at least +/-1x10-4 C/kg.

本發(fā)明還提供了一種噴射裝置手机日本黄色电影网站，它能夠通過雙層充電和電荷分離而向要噴出的組合物液滴施加單一極性的電荷，該噴射裝置具有一個噴頭AAAAA欧美一级黄色片，該噴頭制成為致動器中的插入件的形式色一区，噴頭具有一個孔腔，液體能夠通過該孔腔從裝置中排出色欲综合网久久久绝顶高潮，該孔腔具有一出口超碰在线视.com，該出口最好具有曲線周邊，并且L/a比率至少為8羞羞视频在线登录页面免费视频入口页面破解，其中L是以mm為單位的確定孔腔出口的周長免费A级毛片无码免费视频120软件，a是以mm2為單位的孔腔出口的橫截面積，該裝置構造成使得液滴在至少每秒0.5克的流動速率以及具有至少＋／－1×100C/kg的電荷／質量比的狀態(tài)下從噴頭排出国产精品无码一级AV。

All I need to do is scrape this core sand out and there will be a nice straight bore through the casting.

所有我需要做的就是這個核心刮砂的AV看在线网址，將有一個很好的通過鑄造直孔。

This new model of drilling machine can bore through solid rock ten metres deep.

這臺新型鉆機能鉆透十米厚的堅固巖石天天操天天透天天添。