working environment

• 作业环境

working environment的用法和样例：

例句

1. Select the suitable lubricating oil or grease according to the different environmental temperature, to ensure the normal lubrication when the drifter is working.
   为了保证机置运转时的正常润滑，应根据作业环境温度合理选用润滑油和润滑脂。