1, The chemical properties of coal are still incompletely understood.

2, Nevertheless, taken on balance, if you possess unpleasant chemical properties, it pays to advertise.

3, It briefly describes the origins, uses and importance of these elements before considering the factors underlying their chemical properties.

4, It is easier to observe and measure electrical activity than it is to understand the chemical properties.

5, Chemical Property: White powder,[http:///chemical property.html] nontoxic and odorless.

6, Study on Physico - chemical Property and Health Index of Forest Soil on Badaling Mountain in Beijing.

7, The physical and chemical property, applications and synthesis processes of mannitol were reviewed.

8, The individual chemical property of the element made it a good catalyst.

9, In production, the special physical and chemical property of the wet material and high water content make the prilling and drying very difficult.

10, Chemical property testing: salt spray test of materials, corrosion test of stainless steel.

11, Acidprllf, anticorrosion, stable chemical property, good ageing resistance, and average service life up to 30 years.

12, This article reviewed chemical property, extract technics, antimicrobial principium , defection, existent question and prospect of protamine.

13, The chemical property of the manganese(Mn) element varies evidently in different medium and oxidation state, so it is difficulty to control its rules of transformation.

14, The ability of a material to unite with oxygen is a chemical property.

15, No poison. no taste, pollution and inorganic metal, a chemical property stable, good hydrophile.

16, In the effect of mining, the release of hydrogen and helium changes abnormally, The helium has steady chemical property and strong diffusibility as well as penetrability.

17, The experimental results show that when adding synthetic graphite, every physical and chemical property of materials is prior to that which is added flake graphite and high temperature pitch.

18, Mechanical oil, one of the petrolic type, whose physical and chemical property is relatively poor.

19, The directional a certain distance control blasting removal nearby was introduced, the pipeline of chemical property.

20, Oily DAF scum was used in this research, and deflocculation was suggested as a core technology of sludge treatment by studying on the physical chemical property of oily DAF scum.

21, Glyoxylic acid was an important organic chemistry midbody, with its chemical property active, its application field was very abroad and its production was highly paid attention to.