亚洲一级黄片免弗-欧美日韩激情网站二区-云南美女一级毛片-我看中国1级毛片-三级特级毛片电影-一级特黄性活片男女裸体-免费三级片网站有哪些-一级A片自慰女人-日本少妇一级婬片A片无码牛牛

The problem of ordering strong magnets requires attention

2017-06-15
1. strong magnet is hard and brittle, especially long and thin and fragile; separate the magnet and the magnet to glide slowly, to maintain a certain distance between the place to separate the magnet and the magnet, or mutual adsorption may also impact damage (knocked off or broken off from the corner) use caution when oh!
2., each specification of magnet products are detailed, please make sure that the magnet factory to read carefully, and sometimes the color of the picture is relatively large, with a detailed description of the product prevail. To find their own specifications and there is no understanding of the place, you can consult the owner.
The 3. magnet and powder are aviation contraband, the courier is going faster than the air motor, a little slower, normal 1-2 days to the province, common area 2-5 days, 6-15 days to a remote area. Express delivery is sometimes affected by various factors, sometimes at a slower rate.
上一頁Introduction of permanent magnetic material and judgment standard of performance
下一頁Influence of different ways of magnetic field magnetization

聯系我們 CONTACT US

Contact: Ge Pengcheng? ? ? E-mail:765305605@qq.com

Address:Lake Town Industrial Zone, Dongyang, Zhejiang(P.C:322117)

Copyright:Dongyang Pengcheng Electronics Co., Ltd ? Technical support:Zhejiang rock

Current Iocation: Home > News
Navigation