The features, outline and principle of ASTM D6749-02, petroleum product pour point determination (automatic air pressurization method), is explained in this paper.

介绍了ASTM D6749—02《石油产品倾点测定法(自动空气加压法)》的特点、概要及原理。

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All of them have been characterized by elementary analysis, NMR, IR and melting point determination, Among them, 10, 11 have been characterized by single-crystal X-ray analysis.

所得配合物均通过了元素分析、核磁、红外、熔点测定等进行了表征，其中10和11经过了X -单晶衍射的表征。

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The physicochemical properties of this dipeptide were identified with melting point determination, amino acid analysis, elements analysis and MS and its purity was determined with HPLC.

采用熔点、氨基酸组分分析、元素分析、质谱等方法对其结构进行鉴别，用高效液相色谱法确定其纯度。结果合成的双肽经理化检测，质量高。

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Indeed, it can reasonably be argued that the investigations in Japan point to a new determination among the authorities to create, at last, the kind of financial markets where investors can hope to be protected.

ECONOMIST: Twitchy foreign hedge funds have sold too soon

Mr Ayling pursued this deal with great determination, to the point of infuriating Europe's competition commissioner, Karel Van Miert.

ECONOMIST: Ayling��s failings

Just two more wins would take the club past the 100-point mark and Nolan revealed it is the determination of the current players which has been the key factor in the club's achievements this season.

BBC: Kevin Nolan