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The article introduced the measuring technique of the grain size of ceramic alpha alumina, including electronic microscope, Laue X-ray diffraction, nitrogen absorption specific surface area, infrared spectra and grinding method.
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本文介绍了电子显微镜、X射线衍射、氮吸附小比表面法、红外光谱结构分析、研磨法等用于陶瓷氧化铝晶粒度测定的情况 ,通过对比 ,指出了电子显微镜能够真实地反映微观世界 ,是多种分析方法的基 |
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According to coagulation theory, the coagulating pretreatment of the process water in a newsprint mill was carried out.
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本文根据絮凝基本理论知识,以我国南方某造纸厂造纸车间DAF出口处的过程水作为试验原水进行了絮凝预处理试验。 |
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The whole process of abstraction, purification and cutting of 300-500bp of the normal wild paddy DNA is discussed in this paper.
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本文对普通野生稻OryzarufipogonDNA的提取、纯化到最后将DNA剪切成 30 0— 5 0 0bp的整个过程进行了阐述 。 |
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In creating Leaves Of Grass,Walt Whitman was greatly influenced by Transcendentalism,American democracy,Eastern culture and Italian opera.
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本文从超验主义、民主主义、东方文化和意大利歌剧四个方面就惠特曼《草叶集》中所反映的多元文化进行探讨,说明惠特曼的《草叶集》不仅汇聚了美国本土文化,而且包容了东西文化的精华。 |
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Toxicity of 26 nitro-aromatic compounds to cyprinus carpio L.
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本文报告了26个硝基芳烃大对鲤鱼(Cyprinus carpio L)的急性毒性,应用LSER法得出了相关关系显著的QSAR方程。 |
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This experiment was conducted to study the effect of cadmium on serum gonadal hormones levels in growing gilts fed either a corn-soybean diet or diets added 10.
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本试验以“杜长大”三元杂交猪为研究对象,研究了重金属镉对雌性生长猪血清性腺激素水平的影响。 |
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Protease,amylase and lipase activities in intestine and liver were determined to evaluate the effects of Saccharicterpenin on digestive enzymes activities of carp.
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本试验测定了饲养30d鲫鱼的肠道和肝胰脏中蛋白酶、淀粉酶和脂肪酶的活性。 |
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The experiment adopt bentonite load chitosan flocculating abstracting in order to remove the tannide and other impurities in scutellaria dip solution, and remove macromolecule materials as protein by using semipermeable membrance.
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本实验用膨润土负载壳聚糖絮凝提纯,以除去黄芩浸液中的鞣质等杂质;用半透膜再次提纯去除蛋白质 等大分子物质。 |
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Isolation of Tannase-producing Bacterias from Leaves of Banana and Tea;
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本实验从香蕉茎叶、茶叶及香蕉土壤、茶土壤环境中经初筛和复筛分离纯化出16株产单宁酸酶的菌株,对其菌株的外在特性和产酶活力进行了研究和测定。 |
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Layered structure has been found (or could be deduced) upon the TEM observations from both cross section view and plane view specimens.
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本论文的第一部分，是分别制备平面和截面电镜样品，并利用电子显微镜研究钛合金表面生长的羟基磷灰石的结构。 |
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Plants Scenery Concise Design in Northern Winter;
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北方冬季植物配置与造景的简约设计 |
