[名词解释] 非法持有毒品罪

生产经营单位不得安排（）的劳动者从事所禁忌的作业 ["疲劳","患病","有职业禁忌"] 危险源辨识的第一个步骤是（） ["A.划分作业活动 ","B.危险源辨识 ","C.风险评价 ","D.判断风险是否容许"] 描述一组连续性资料的变化速度及趋势（） ["直方图","圆图","散点图","直条图","半对数线图"] GK1C型机车发电机转速为1180~（）r/min； ["3490","3520","3580","3620"] 管理 非法持有毒品罪