抽检

抽检	chōu jiǎn	sampling / spot check / random test
抽	chōu	to draw out; to pull out from in between / to remove part of the whole / to inhale (esp. smoke) / (of fabric etc) to shrink / (of certain plants) to sprout; to bud / to whip; to thrash / classifier for sheets (of tissues, wet wipes etc)
检	jiǎn	to check / to examine / to inspect / to exercise restraint