A—assembly line J—safety bootsB—packer K—shipping clerkC—forklift L—time cardD—explosive materials M—warehouseE—fire extinguisher N—hard hatF—loading dock O—earplugG—machine operator P—hand truckH—electrical hazard Q—safety earmuffs I—conveyor beltExamples：(F)装载码头 (K)运务员

填空题 ( )易爆材料 ( )安全耳罩

填空题 ( )工时卡 ( )安全靴

填空题 ( )装配线 ( )灭火器

填空题 ( )安全帽 ( )手推车

填空题 ( )机器操作员 ( )输送带