1.
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
2.
Coke--Determination of true relative density
GB/T4511.4-1984焦炭真相对密度测定方法
3.
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
4.
Determination of true relative density of coa
GB/T217-1996煤的真相对密度测定方法
5.
Determination of apparent relative density of coal
GB/T6949-1998煤的视相对密度测定方法
6.
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
7.
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
8.
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
9.
Essential oils--Determination of relative density
GB/T14455.4-1993精油相对密度的测定
10.
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
11.
The second grade stancard densitometers are the most ideal meters for the job-deternining the density of liquids-in the laboratories of scientific research institute.
对研究室、化验室在测定液体密度时，使用二等标准密度计较为相宜。
12.
Isolate and synthetic aroma chemicals-Determination of relative density
GB/T11540-1989单离及合成香料相对密度的测定
13.
Generel methods on determination of cosmetics--Determination relative density
GB/T13531.4-1995化妆品通用检验方法相对密度的测定
14.
Coke--Determination of apparent relative density and total porosity
GB/T4511.3-1984焦炭假相对密度及总气孔率测定方法
15.
Compare the Value of Radionuclid Bone Imaging with Osteodensitometry for the Diagnosis of the Osteoporosis;
放射性核素骨显像与骨密度测定法对骨质疏松诊断的相关性研究
16.
Measurements of the Density and Viscosity of Mixtures Related PTA Manufacture at Atmospheric and High Pressures;
PTA相关体系常压及高压下密度和粘度的测定
17.
Evaluation of the performance of seven LDL-cholesterol direct reagents used in homogeneous methods
低密度脂蛋白胆固醇测定匀相法试剂评价
18.
Evaluation of Uncertainty about Relative Humidity Measure Result of Humiture Instrument
温湿度计相对湿度测量结果的不确定度评定