火棉制标本用切片机刀片的英文

microtome knife for celloidin preparations

• 火棉:    guncotton; pyroxyl ...
• 制:    make; manufacture
• 标本:    specimen; sample; ...
• 用:    40分钟跑完全程 run the c ...
• 切片机:    filleting machine; ...
• 刀片:    razor blade bit; b ...