项目 | 组1/A厂家 | 组2/B厂家 | 组3/C厂家 | |||
黑色 | 灰色 | 黑色 | 灰色 | 黑色 | 灰色 | |
光照3处理后强度/N | 16,855 | 18,608 | 21,045 | 21,053 | 18,600 | 20,143 |
16,623 | 17,878 | 20,256 | 21,528 | 19,037 | 20,184 | |
16,786 | 17,869 | 20,919 | 21,102 | 18,682 | 20,168 | |
16,211 | 18,012 | 20,145 | 21,322 | 18,315 | 20,355 | |
16,135 | 17,568 | 20,523 | 21,076 | 18,121 | 20,368 | |
均值/N | 16,522 | 17,987 | 20,578 | 21,216 | 18,551 | 20,244 |
标态均值/N | 28,394 | 28,234 | 30,009 | 29,540 | 29,399 | 28,871 |
衰减率 | 41.8% | 36.3% | 31.4% | 28.2% | 36.9% | 29.9% |
黑灰偏差 | 5.5% | 3.2% | 7.0% |