问题:多选题某工人在用砂轮机打磨刀具。因强度不够导致砂轮破碎,工人因未按规定要求戴防护眼镜,致使眼睛被碎片击伤。这起事故的直接原因是()。A领导失职B管理缺陷C人的不安全行为D物的不安全状态
Wednesday, September 21, 2022
Saturday, September 17, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
问题:判断题企业应建立应急行动的训练和演习计划,并保证计划得到有效实施。A 对B 错
Thursday, September 15, 2022
Thursday, September 22, 2022
问题:单选题下列选项中不属于连续型卸船机的是()。A 链斗装卸船B 吸粮机C 装卸桥D 夹皮带卸船机
Friday, September 16, 2022
问题:单选题影响运输安全的谷粮特性()。A 吸湿性B 吸附性C 下沉性D 后熟
Thursday, September 22, 2022
Thursday, September 22, 2022
Friday, September 16, 2022
Thursday, September 15, 2022
问题:判断题桶装货物的最合适的成组工具是货盘。()A 对B 错
Thursday, September 15, 2022
问题:判断题安全技术状况评价包括装卸工艺及设备设施安全性评价。A 对B 错
Thursday, September 22, 2022
Thursday, September 22, 2022
Sunday, September 18, 2022
Monday, September 19, 2022
Thursday, September 22, 2022