bhn
abbr. 布氏硬度值(Brinell hardness number)
Brinell hardness number [冶]布氏硬度值
anadolu collotype girasole granivorous sculptural thujaplicin varietist下载迅蛙App
lolian2#163.com
abbr. 布氏硬度值(Brinell hardness number)
Brinell hardness number [冶]布氏硬度值
anadolu collotype girasole granivorous sculptural thujaplicin varietist