Basic well pattern in eastern Nan2 area, Saertu Oilfield is the typical one.
萨尔图油田南二区东部基础井网具有较好的代表性。
In this review some basic concepts and principles of chemical pattern recognition technologies are introduced, as well as some advances and applications in pharmaceutical analysis.
介绍化学模式识别技术的一些基本概念和原理，以及在药物分析中的应用与研究进展。
The key basic technology in full mould casting process includes: material and formation of pattern, coating, vibratory fill of moulding sand as well as molten metal filling.
实型铸造法的关键基础技术包括：模样的材料及成形、涂料、型砂的振动充填、金属液的充填。
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