查询词典 volume density

The results show that the electrodeposited calcium phosphate coating was converted to pure needle-like hydroxyapatite crystals in alkaline solution, the size of crystals become stout with the increase of current density and concentration of salts, the crystals structural was changed to squama structural with elevating the temperature of electrolyte, the volume of coating increase with the increase of quantity of electric charge.

结果表明：电沉积磷酸钙盐涂层经低温碱液处理后得到纯的羟基磷灰石涂层，羟基磷灰石晶体呈针状结构；随电流密度、主盐浓度的增加，晶粒变粗，随电解液温度的升高，晶体发生变化，出现鳞片状结构；涂层质量随沉积电量的增加而增大。

Zigzag margin and artifacts of bands of low density (partial volume and stairstep artifact) were found on the vessel model nearly horizontal to the data collection plane.

在几乎平行於原始资料收集平面之动脉可见不规则之边缘及带状之低密度（部份体积效应及梯形假影）。

Additionally, the variation of the total volume of the grains is associated with the density of the reactants and products and the stoichiometric coefficients.

此外，在反应过程中，颗粒总体积的变化情况与反应物、产物的密度及化学计量系数有关。

Metalsmiths knew how to detect forgeries of precious metals by measuring their density, using Archimedes' method of submersion in water to measure volume.

当时的金属匠利用阿基米德把物体浸在水中测量体积的方法，知道如何检测假的贵金属物品。

The total charge volume,surface potential,surface charge density and electric field strength on surface of soil were determined.

并且，已有研究者[4]应用此方法对恒电荷的三种紫色土表面

Some quasi-static compressive experiments of polyurethane syntactic foam s with different density and different volume fraction of hollow glass micro-spheres are conducted.

针对几种不同密度、不同空心球填充比的聚氨酯复合泡沫塑料进行了准静态压缩实验，研究了这类材料的宏观力学性能。

The mass of one unit of volume of a material is called its density.

物质的单位体积的质量叫密度。

47 The density of a fluid is defined as its mass M per unit volume v.

答案：钻井承包商的合作和协助是根据情况需要而确定的。

Density:(1)In physics, it is an identification of material by noting its mass per unit volume.

1在物理学上，是以每单位体积的质量来鉴别物质。

Density: Mass per unit volume of a substance.

密度：单位体积内物质的质量。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。