临时视察 | lín shí shì chá | unannounced inspection / unscheduled inspection | |
突然视察 | tū rán shì chá | unannounced inspection / unscheduled inspection | |
飞检 | fēi jiǎn | unannounced inspection (abbr. for 飛行檢查|飞行检查[fei1 xing2 jian3 cha2]) | |
飞行检查 | fēi xíng jiǎn chá | unannounced inspection / (sports) out-of-season drug testing / abbr. to 飛檢|飞检[fei1 jian3] |