light-off time中文什么意思

启动时间

• light:    vi. (lit 或 lighted ...
• off:    adv. 1.〔运动〕向那边，隔开。 ...
• time:    n. 1.时，时间，时日，岁月。 2 ...

例句与用法

1. So in order to meet the more strict emission regulations , it is necessary to quicken the rise of temperature and shorten the light - off time of the monolith
   因此为满足更严格的排放法规,应有针对性地采取措施加快催化转化器载体的温升,缩短起燃时间,有效降低发动机的排放。
2. The experimental and simulation results show that using the improved structure of inlet header can greatly improve flow uniformity , decrease pressure loss , enhance the efficiency of twc , attribute to prolonging the service life of the machine , and lessen the power decrease caused by twc , but the light - off time of twc is retarded
   通过模拟与试验表明，与常规结构催化转化器相比，组合型入口管可明显改善流动均匀性，降低压力损失约1 / 4 ，提高催化转化器效率，延长使用寿命，减小对发动机动力性的影响，但起燃变慢。