yes.
According to Baidu Encyclopedia, catering enterprises should have the equipment and facilities to quickly check vegetable pesticide residues. Through testing, unqualified agricultural products can be screened out in the distribution process, thus reducing the risk of food safety.
rapid detection of pesticide residues is a rapid diagnostic test paper by applying medical achievements to tobacco production and using colloidal gold immunity.
When filling in the college entrance examination, what are the employment directions and jobs of