relative density是什么意思

网络释义

用法例句

Uncertainty for relative density of Zhenkening Oral Solution;

镇咳宁口服液相对密度测定的不确定度评定

Effect of relative density on the compressive property and energy absorption capacity of aluminum foams;

相对密度对泡沫铝力学性能和能量吸收性能的影响

Investigation on relative density of nanocrystalline Nd_2Fe_(14)B/α-Fe composite permanent magnetic material prepared by extrusion;

挤压制备纳米晶复相Nd_2Fe_(14)B/α-Fe永磁材料相对密度的研究

Discussion on improving the accuracy of coal true relative density measurement;

提高煤的真相对密度测定准确性的探讨

Discussion on the principle and measurement of helium replacement method for testing true relative density

氦气替换法测定煤真相对密度的原理与测试

The variation of true relative density (TRD) and volatile of 16 different rank coals during coking process were studied.

研究了16种不同煤阶煤成焦过程中真相对密度及挥发分随温度的变化规律。

The morphology of surface and crystal structure of films were characterized by means of SEM and XRD,while the transmittance in the visible light region was measured by UV?VIS spectrophotometer and the relative density was calculated based on the measured values.

并通过紫外可见分光光度计测量了薄膜在可见光区的透过率,根据这一结果计算了薄膜的相对致密度,结果表明:采用不同的稳定剂时,薄膜的形貌、择优取向以及相对致密度均会发生变化;单乙醇胺作为稳定剂时,薄膜的致密度和择优取向最好。

Effect of processing parameters on their relative density has also been investigated.

为了给后续的致密化工序(如热挤压)提供较高质量的烧结坯,用扫描电镜和光学显微镜分析了3%C-Cu机械球磨复合粉末所制备烧结坯的显微组织,并研究了工艺参数对其相对致密度的影响规律。

This paper studies on the relative denseness of fresh cement compounded with multi-cementitious and the performance of harden concrete.

通过对胶凝材料的优化设计,掺加粒径不同的矿物掺和料,使胶凝材料各组分之间密集堆积,研究多元胶凝材料体系新拌浆体的相对密实度和硬化后混凝土的性能。

The effects of mineral admixtures ultra fine pulverized fly ash, pulverized slag and silica fume on the denseness of fresh cement paste were quantitatively studied with the index of relative denseness.

采用浆体相对密实度 (d/d0 )指标 ,定量分析了超细磨粉煤灰、磨细矿渣及硅粉这三种矿物掺合料对新拌水泥浆体密实性能影响的规律 ,研究了掺矿物掺合料的水泥浆体流动性与相对密实度的关系以及新拌水泥浆体相对密实度对水泥胶砂抗压强度的影响 ,并进一步阐明了矿物掺合料对水泥浆体的物理填充作用 。

Some properties of the relative entropy density of M - valued information source;

任意m进信源相对熵密度的若干性质

The many properties of the relative entropy density were studied by using analysis method.

利用分析法研究了马氏链相对熵密度的若干极限性质,推广了Shannon-M cM illan的极限定理,改进并推广了文[1]~[3]的主要结果,建立了新的有限非齐次马尔可夫链的强极限定理。

And some limit properties of relative entropy density for continuous entropy is also discussed.

利用样本相对熵作为一般非负连续型随机变量序列相对于服从指数分布的独立但不同分布随机变量序列偏差的一种随机性度量,运用鞅理论及分析方法,研究了一类随机变量序列加权和的强偏差定理,并讨论了任意连续信源的相对熵密度的若于极限性质。

Test method for density and relative density of plastics

GB/T1033-1986塑料密度和相对密度试验方法

Clustering algorithm for multi-density based on grid relative density

基于网格相对密度的多密度聚类算法

Coke - determination of true relative density, apparent relative density and porosity

焦炭－－真实相对密度、视在相对密度和孔隙度的测定

Test methods for density and relative density of fiber reinforced plastics

GB/T1463-1988纤维增强塑料密度和相对密度试验方法

General rule for determination of density and relative density for chemical products

GB/T4472-1984化工产品密度、相对密度测定通则

crude petroleum and liquid petroleum products-laboratory determination of density-hydrometer method

原油及液态石油产品-密度及相对密度测定方法-液体密度计法

liquefied petroleum products gas and light hydrocarbons-determination of density or relative density-pressure hydrometer method

液化石油气及轻烃体-密度及相对密度测定方法-液体密度计法

Coke--Determination of true relative density

GB/T4511.4-1984焦炭真相对密度测定方法

Method of testing for relative density of gas in urban area

GB/T12207-1990城市燃气相对密度测定方法

This sort of stone has a relative density of 2.7.

这种石头的相对密度是2.7

Essential oils--Determination of relative density

GB/T14455.4-1993精油相对密度的测定

API Gravity Scale

美国石油协会(石油相对密度分级

Determination of true relative density of coa

GB/T217-1996煤的真相对密度测定方法

Determination of apparent relative density of coal

GB/T6949-1998煤的视相对密度测定方法

having high relative density or specific gravity.

具有很高的相对密度或者比重。

having low relative density or specific gravity.

具有很小的相对密度或者比重。

" Natural gas-Calculation of calorific values,density,relative density and Wobbe index from composition"

GB/T11062-1998天然气发热量、密度、相对密度和沃泊指数的计算方法

Effects of Strain Rate and Relative Density on Compressive Properties of SiCp/ZL104 Composite Foams

应变率和相对密度对泡沫SiCp/ZL104压缩性能的影响