问题描述:
[多选]
(多选 Multiple Selection)料架车的哪些不安全状态或不安全使用料架车的行为会导致安全事故?What unsafe conditions or unsafe use of material rack vehicle will cause safety accident?
A.料架存在锋利边缘或毛刺 The material rack has sharp edges or burrs
B.未合上层网就推动导致层网掉落砸手 Push without closing the upper net to cause the layer net to fall and hit the hand
C.使用不带机械限位的气弹簧或固定销 Use gas spring or fixed pin without mechanical limit
D.手触碰在可能被料架自身挤压或被外部固定物体挤压的部位推动 Push hands at parts that may be squeezed by the material rack itself or by external fixed objects
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