亚洲AV无码精品色午夜老司机_狼友AV丝袜高跟在线看_在线播放超级美女被多人轮奸到抽搐_国产农村免费一级毛卡片

ⅠUse reason ：

  The rawhide has protein and massive fat which is easy to corrupt and deteriorate, moldy and spoil occuring in the storage process.

ⅡUse scope ：

     BY-02 mainly uses in aspergillus,penicillium, paecilomyces,fusariumthe and mould spore on the leather.

ⅢTechnical index and usage：

   By technical personnel on-the-spot guidance.