Conventional soda-lime glass expands too much, so welding introduces stresses that can lead to failure.
传统的碱石灰玻璃膨胀过大，焊接会带来很大的应力从而导致失效。
2
In addition to causing the welding line to break off, may also lead to other local damage near the welding line, such as sealing data.
除了招致焊接线烧断外，还可能招致靠近焊接线的其他局部损坏，例如密封资料。
3
To ensure the normal running of the screen cleaner, more reasonable technology on installing and welding the lead rail were adopted, and anticorrosion treatment of the lead rail was carried out.