亚洲性爱综合网_少妇人妻一级黄色片无码_久久亚洲AⅤ无码_中国成人A级黄色毛片

亚洲性爱综合网_少妇人妻一级黄色片无码_久久亚洲AⅤ无码_中国成人A级黄色毛片

亚洲性爱综合网_少妇人妻一级黄色片无码_久久亚洲AⅤ无码_中国成人A级黄色毛片_能免费看的日韩黄色片段_美日韩免费一级片_中文网AV

<nav id="7jtmj"><tt id="7jtmj"></tt></nav>
    <sub id="7jtmj"></sub>
  • Contact Us

    How to correctly use Micro Cooling Fan?

    Date: 2015-8-24   Click: 1774 Times

    1, "Micro Cooling Fan" hair should not be too large. Modern scientific thought, the best control in indoor wind speed of 0.2 to 0.5 m / s, the maximum is not straight across 3 m / s, so that electric fans do not hair is too big, especially where there is a good local Guotang Feng and hair.
    2, "Micro Cooling Fan" Hair should not be too close. Proper spacing should be people feel the wind blowing cool soundly. In the hour of blowing period, you should exchange about the orientation of electric fans, or human change direction a bit, to avoid the cold side for too long, so that the best electric fan toward the ceiling or a particular nook blow.
    3, the selection of side effects of "Micro Cooling Fan". Ceiling fan soft wind, uniform; and if one hundred fans, because it is three-dimensional viewpoint air, air soft, like a natural gust. There are wind characteristic of the electric fan, it can slow the number of fans from the general profile of 700 to 800 rev / min down to 450 to 500 rev / min, and then obtain a like a big natural wind characteristics.

    Back to: Industry news

    +86-0769-83660708

    Home Product News Contact

    亚洲性爱综合网_少妇人妻一级黄色片无码_久久亚洲AⅤ无码_中国成人A级黄色毛片
    <nav id="7jtmj"><tt id="7jtmj"></tt></nav>
    <sub id="7jtmj"></sub>
  • 9999无码| 国产精品久久AV三级片| 欧美性爱区第一页| 无码AV色色| 久久久宗合| 久久av大片| 不卡的AV在线| 野花久久亚洲一区| 毛片一级片| 依依性爱社区| 日韩美女毛茸茸| 日本黄色免费一级A片| 超碰在线人妻| 日韩Av三区在线| 一级AV主播| 成人dy免费在线视频| 日韩无码一二三区| 金典亚洲A| 日韩AV色色色| 2004手机看片A级| 成人免费a视频| 免费的av| 91成人在线影院| 韩国免费A级黄色片| av超碰| 污视频水果嫩草日韩| AV大香蕉在线| 无码一区=区| 98色色| 激情一区二区| 日韩无码A片电影| 色图亚洲色图| 日本精品一本二本| 在线观看免费AV网址| 亚洲图色av| 久久免费毛片| 国外操av片| 日韩人妻网址导航| 一本无码高清| 东京热一级a片| sm一级在线|