1·Higher temperature solders will damage the seat material.
采用更高温度的焊料将会损坏阀座材料。
2·The selections of glass solders and the corresponding technological parameters are important to the quality of the sealing.
玻璃焊料的选择与相应的工艺参数对封接件质量起着重要作用。
3·Describes the advantages of the jointly-designed three-chamber vacuum brazing furnace and the construction of vacuum mup and solders used for it.
叙述了真空保温杯的种类，保温时间及使用寿命，联合设计三室真空钎焊炉的优点以及真空杯的钎焊焊料、结构。
4·With the increasing requirement of Lead-free electronics assembly, the patent problem on the alloy composition of Pb-free solders has also been greatly concerned.
随着无铅化电子组装需求的日益迫切，人们也越来越关注无铅焊料合金成分的专利问题。
5·Structures and materials used in lead-free wave soldering equipments were different from traditional wave soldering equipments due to characteristic of lead-free solders and fluxes.
无铅焊料和助焊剂的特性决定了无铅波峰焊设备在结构和材料选用上有很大不同。