dust index中文什么意思

粉尘指数

含尘率

• dust:    n. 1.尘，灰尘，尘土，尘埃。 2 ...
• index:    n. (pl. -es, -dice ...
• coal dust index:    煤尘指数

例句与用法

1. Whether the seeding absence alarm device works well or not is mainly decided by anti - dust condition of seeding absence monitoring sensor . it had been analyzed the factors affecting the anti - dust performance of optoelectronic sensor . double - way laser reverse direction sensor has been made ( anti - dust index access to 0 . 95 , while the index of the led only reach 0 . 5 around )
   本研究从器件、结构、放大电路等多方面分析了影响光电传感器抗尘性能的因素，制作了双路激光逆向直射传感器(根据本文提出的量化方案抗尘指数可达0 . 95 ，一般led光电传感器为0 . 5左右) 。