日本aa大片高清视频,国产一区二区电影院,97人洗澡人人澡人人爽人人模,精久久久久久久久竹菊

Ag

銀02.jpg  


銀01.jpg  


銀.jpg


Introduction
Purity:99.99%
Shape:granule,Block
Appearance:silver   white,metallic luster
Melting   Point:961.78℃
Density:   10.49g/cm3


Scan and pay attention to the public number