Leadless glass zener diode surface mount .

无铅玻璃封装二极管表面贴装。

Leadless component removal flux application method .

无铅元件去除通量的应用方法。

Tin-lead solder , leadless brazing filler metal , anode ball , positive plate etc.

锡铅钎料、无铅钎料、阳极球、阳极板等。

Meanwhile heinrich wieneke , an assistant professor of cardiology at the west german heart centre in essen , is working on another leadless approach .

埃森的westgermanheartcentre一位心脏学副教授heinrichwieneke正在努力研发另外一种无需引线的方法。

It is similar to dr echt 's leadless pacemaker , but it uses electromagnetic induction , rather than ultrasound , to stimulate a small implanted receiver , which in turn stimulates the heart .

他的方法与drecht有些类似，但他没有用超声波而是利用电磁感应效应来刺激植入的小型接受器，接受器再刺激心脏。