在上海第十七棉纺织厂,每个职工从进厂门到车间要多次看见绿十字安全标志,它不断提醒职工要注意安全,防止发生事故。 走进厂大门迎面就会看到一面白底绿十字旗(如图1)。大门旁边的宣传栏里镶嵌着一个一米见方的绿十字日历标志。它划分成31格,每格代表一天(如图2)。每天早上八点 At the 17th Cotton Textile Factory in Shanghai, each worker repeatedly sees the Green Cross safety sign from entering the factory gate to the workshop. It constantly reminds employees to pay attention to safety and prevent accidents. Walked into the factory door will see the side of the green cross on the white flag (Figure 1). The bulletin board next to the gate is embedded with a one meter square Green Cross calendar sign. It is divided into 31 cells, each cell represents a day (Figure 2). Every morning at eight o’clock