为了保存、标志和处置有关职业健康安全记录,生产经营单位应建立并保持一套书面的程序。( ) 为了保存、标志和处置有关职业健康安全记录,生产经营单位应建立并保持一套书面的程序。( ) 分类:财经法规 题型:单选题 查看答案
The policemen(tell)__________not to take any action until th The policemen(tell)__________not to take any action until they received further 分类:财经法规 题型:单选题 查看答案
Before the flight takes off.all passengers are asked to(fast Before the flight takes off.all passengers are asked to(fast)_______________thei 分类:财经法规 题型:单选题 查看答案