Objective: To clone and express the gene of human enterokinase light chain which would be used in the cleavage and purification of fusion proteins.
研究目的：克隆表达人肠激酶轻链编码基因，以期应用于融合蛋白的切割与纯化。
The application of light porcelain packing in coal gas purification process, such as washing benzene, washing naphthalene, and desulphurization, is introduced.
阐述了轻瓷填料在煤制气洗苯、洗萘及脱硫等净化过程中的应用。
The growth and the purification ability of Hemerocallis fulva Linn. in heavy and light eutrophic water were studied by means of soilless cultivation technique on artificial substratum.
利用小型人工基质无土栽培萱草，研究其在轻度和重度富营养水中的生长及净化能力。
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