The composition, pick-up and packing, test method of tiny amount of paint for examination at a case crime scene and their application in investigating criminal case are discussed.

论述了刑事案件现场上微量涂料检材的组成、提取与包装、检验方法以及在侦破刑事案件中的应用。

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The detective investigating the murder case examined the body, inspected the scene of the crime, and scrutinized the weapon for clues.

正在调查这一谋杀案的侦探检查了尸体，察看了犯罪现场，并仔细检查了凶器以寻找线索。

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The bloodstain is not only the murder case scene trace, is also matter witness, and has the important crime evidence value and the appraisal function.

血迹既是杀人案件现场的痕迹，又是物证，具有非常重要的犯罪证据价值和鉴定作用。

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The bottle, one knife and an empty knife case were found in a bag close to the crime scene at La Defense.

WSJ: French Police Detain Man in Probe of Attack on Soldier