1) Density dip and density hump
密度坑和密度隆起
2) EPD
蚀坑密度
1.
Use the proper motion-developing HHKA etchant to etch the three faces, and gain the etch pit photos of(111)、 (110)and (100)faces, moreover, the etch pit density (EPD) of computation is about 104-5/cm2.
采用自行研制的HHKA腐蚀液对三个面进行择优腐蚀,得到了(111)、(100)和(110)面的腐蚀照片,并计算出了蚀坑密度(EPD)约为104-105/cm2数量级。
4) initial cell density
起始密度
1.
The effect of initial cell density on the interspecific competition between three species of red tide microalgae;
不同起始密度对3种赤潮微藻种间竞争的影响
5) fluctuation of density
密度起伏
6) saturated density
饱和密度
1.
This equation not only can be used to calculate saturated density of 3He, but is also of great significance to generate the equation of state for 3He in both liquid and gas regions.
采用非线性最小二乘回归方法拟合3He饱和区气液密度实验数据 ,提出精度满足要求的3He气液饱和密度方程。
补充资料：塑胶密度
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条