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- flux free soldering 无焊药焊接
- Forced convection cooling system to easily reach the requirements of strict lead free soldering processes. 强制冷却系统实现急冷达到无铅焊接工艺的冷却降温要求。
- Soldering materials are our major products, especially in Lead Free Soldering Materials. 焊锡物料是我们的主要产品，特别是无铅焊锡物料。
- The Main products to be exhibited: Lead free soldering machine, nitrogen lead free reflux soldering machine, inserter wire, SMD relative equipment, anti-static series of products. 无铅波峰焊锡机、氮气无铅回流焊锡机、插件线、SMD周边设备、防静电系列产品。
- Research of Activation Temperature of Rosin- Based Flux for Lead- Free Solder Paste 无铅焊膏用松香型助焊剂活化点的研究
- Choice of Lead- free Solder and its Countermeasure 无铅焊料的选择与对策
- The neutrality flux must be used before soldering . 焊接时要求用中性助焊剂。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- The crew remained free from scurvy. 那些船员仍然没有患坏血病之虞。
- Use plenty of soldering flux to ensure a perfect connection. 使用大量的焊接通量，以确保完美的连接。
- He's a fervent believer in free speech. 他是言论自由的强烈信仰者。
- She picked up a new magazine with her free hand. 她用空着的一只手拿起一本新杂志。
- Jon sent away for a free almanac. 乔写信去要一份免费赠阅的年历。
- A. Gurav, B. Stacy, Whiskering Evaluation of Capacitors Mounted with Lead Free Solders, IPC/JEDEC 5th International Conference on Lead Free Electronic Components and Assemblies, March 2004. 吴懿平;刘一波;吴丰顺;集成电路引脚无铅覆层的锡须生长抑制;自然科学基金项目申请书;2004.
- Very high activity rosin flux used for difficult to solder metals. 用以对难以焊接金属进行焊接的极高活性松香助焊剂。
- Now that I am free, I can enjoy music for a while. 既然有空，我可以享受一下音乐。
- The use of nitrogen will depend on the solder paste flux chemistry. 是否使用氮气取决于焊锡膏焊剂的化学特性。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- He closed the deal successfully and was home free. 买卖成交了，他松了一口气。
- All things are in a state of flux. 万物都在不断地变动。
