农残速测卡
a rapid determining Test Paper
农药残留速测
Rapid detection of pesticide residue
农药残留速测卡自动判定仪
automatic pesticide tester
农药残留速测仪
pesticide residue rapid detector
手持式农药速测仪
Handheld pesticide analyzer
速测方法
Rapid soil testing method
硝酸盐速测
nitrate quick-testing technique
自动归算速测仪
self-reducing techeometer