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- Electroless nickel under immersion gold (ENIG) provides a solderable coating, but is expensive. 浸金下无电镀镍(ENIG)涂层可以提高可焊性,但此方法比较昂贵。
- A uniform ,compact ,bright and excellent solderable coating with good adhesion was obtained by the experimental electroplating. 经小槽电镀;获得外观致密均匀、似镜面光亮、结合力强、具有优良的可焊性镀层.
- A uniform,compact,bright lustre,good adhosive and excellent solderable coating was obtained by the experimental electroplating. 经小槽电镀,获得外观致密均匀,似镜面光亮,结合力强,具有优良的可焊性镀层。
- Single sided-FPC This product is pressed with one layer of flexible copper-clad panel and one layer of flexible solder coating. 柔性单面线路板是由一层柔性覆铜板和一层柔性阻焊覆盖膜压合而成。
- Estimates are that 60-70% of printed wiring boards are tin-lead solder coated, usually by hot air solder leveling (HASL). 据估计,60-70%25的印刷线路板都带有锡-铅涂层,该涂层通常借助热空气焊料均涂(HASL)方法进行涂敷。
- I got a new coat in that store last week. 上礼拜我在那家店买了一件新外套。
- The alterations to your coat will take a week. 你的外衣改一改要花一个星期。
- The solder coatings are applied to the copper surfaces of the printed wiring board to preserve solderability and protect the copper conductors from environmental corrosion. 焊料涂层被涂敷到印刷线路板的铜表面上,不仅可以保持可焊性,同时还可以保护铜导体免受环境腐蚀。
- She flung on her coat and ran to the bus-stop. 她匆匆穿上大衣就向公共汽车站跑去。
- Do you think this hat and coat go together? 你认为这顶帽子和衣服协调吗?
- One of the buttons has come off my coat. 我上衣上的一颗扣子掉了。
- A fresh coat of paint can transform a room. 房间重新粉刷一遍可大为改观。
- How many yards must I buy to make a coat? 做一件外套我必须买多少码?
- There is still a lot of wear left in that old coat. 那件旧大衣还可以穿很久。
- I found your coat after you had left the house. 你离开房子之后,我发现了你的外衣。
- He do not wear a coat in spite of the cool weather. 虽然天气寒冷,他没有穿外套。
- He was too poor to buy a new coat. 他穷得无法买新衣。
- Most likely it were in the lining of my coat. 那东西很可能在我上衣的衬层里。
- Leave go of my coat, you monkey! 别抓住我的衣服,你这淘气鬼!
- She brought a coat with reddish fur. 她买了一件略带红色皮毛的衣服。