尘埃数 dust count
尘埃计数器 Particle Counters ; dust counter
埃克曼数 Ek
埃系数 Angstrom Coefficient
瓦尼埃函数 wannier function
灯具尘埃减能系数 luminaire dirt depreciation factor ; luminaire dirt depreciation factor,
劳埃德数 Lloyd's number
沃尼埃函数 [物] Wannier Function
尘埃粒子计数器 Dust particle counter ; airborne particle counter
激光尘埃计数器 laser dust counter
最近，埃尔坎驾驶着塞斯纳飞机从朱巴的北部起飞，沿着白尼罗河（White Nile）一直向着东部的广阔区域飞行，飞机在那一片人迹罕至的地带飞行了数小时之久。
Elkan recently piloted his Cessna north of Juba, along the White Nile, then east into an immense territory that reached toward the sunrise. For hours we flew over untouched land.
冰岛埃亚菲亚德拉冰盖火山喷发出的火山灰已经造成了数星期的飞行混乱
The ash cloud from Iceland's Eyjafjallajokull volcano has caused weeks of flight chaos
用平板沉降法和GLJ - BG型尘埃粒子计数仪分别测定了空气中的细菌总数、埃粒子数。
Total bacterial count of air and dust particle count were measured by plate sedimentation method and GLJ-BG-type dust particle counter.
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