该产品分为蓝胶指示剂、变色硅胶和蓝胶。

The products are divided into blue silica gel indicator, allochroic silica gel and blue silica gel.

youdao

该产品分为蓝胶指示剂、变色硅胶和蓝胶。

The products are divided into blue silica gel indicator, allochroic silica gel and blue silica gel.

youdao