男男在教室伦流澡到尿hnp,国产小精品,怡红院直播

亚洲人成电影在线播放_日韩一区二区三区免费观看|HD中文字幕在线播放,精品视频在线一区,大乳女被狂揉gif动态图,久99精品久久久

? Instrument
　? Instrument
　　? Instrument for Silicon Material
　　? Instrument for CZ&DSS
　　? Instrument for Wafer
　　? Instrument for Solar Cell
　　? Instrument for Module
　　? Instrument for PV Station
　? LED instrument
　? Other instrument
? Consumables
　? Consumables
　? Accessories
? Software
　? Process software
　? System software
　? Application Software
? Intrument exchange
　? Overview
　? Exchange flow
　? Exchange notice
　? Exchange Center
? Maintenance Service
　? PV Equipment Upgrades
　? Auxiliary Equipment Maintenance

Consumables >> Consumables >> High-purity Gallium

■ Gallium for the IIIA group elements, atomic weight 69.72.Gallium soft, light blue. Melting point of 29.78 ℃. Boiling point 2403 ℃. With non-toxic, non-volatile,non-flammable,non-explosive.It is an important element of doped silicon.
■ ≤ 2% light decay is within the detection range, can be regarded as no decay.

■ Specifications