查询词典 chemical method

The enzymic modification of lipids is a method of improving the nutritional value of lipids ,which is more excellent than chemical means.

通过酶促反应来改变天然脂肪的结构和组成，是较化学法更有利的提高脂肪营养价值的手段。

The main content includes: analyze characteristic of water damage and influence to road; compare every index and determine method to bituminous mixture. Point out flet mechanism of aggregate and pitch from two respects of physics and chemical performance, probe into internal cause and external cause on road surface further.

主要内容包括：分析和归纳道路水损坏现象的特点和对道路产生的影响；对评价沥青混合料水稳性的各项指标及测定方法进行分析比较；从物理性能和化学性能两方面指出集料和沥青的粘结机理，进一步探讨路面产生水损坏的内因和外因。

Three kinds of method of virus elimination-shoot tip culture, thermotherapy and treated with antiviral chemical-were compared and evaluated with detection of strawberry mottle virus and Strawberry mild yellow edge virus by multiplex RT-PCR in Fragaria ananassa cv. Hokowase infected with viruses.

以感染病毒的草莓品种宝交早生为试材，利用多重RT-PCR同时检测SMoV和SMYEV技术，对茎尖培养、热处理、抗病毒药剂处理3种脱毒方法进行了比较和评价，以期为草莓脱毒苗培育提供重要参考。

In this study, we present a simple method to functionalize the surface of multi-wall carbon nanotubes grown on silicon substrates by thermal chemical vapor deposition.

摘要本研究中，利用一简单的处理方法对热化学气相沉积法所成长的奈米碳管表面做化学处理。

We present a simple method to functionalize the surface and to modify the structures of multi-walled carbon nanotube grown on silicon substrates using argon plasma. The as-grown CNT films prepared by thermal chemical vapor deposition were treated with Ar plasma.

在此研究中使用非反应性的Ar电浆子蚀刻，处藉由热化学气相沉积法在矽基板表面所积的多层米碳管，并观察处过后的米碳管表面型态与结构上的改变及其对场发射特性的影响。

Due to this, our goal is to develop a new method to functionalize implant surface by plasma treatment. Argon plasma removes all chemical traces such as adsorbed contaminates and impurities. Oxidation in oxygen plasmas by ion bombardment results in a dense oxide layer.

因此，本研究利用低温电浆来发展一植体表面处理技术，先以氩气电浆清洁钛金属表面，再以氧电浆让钛金属表面产生一层致密的二氧化钛层。

The glyoxal and glyoxalic acid contents in the solution of oxidation of acetaldehyde to glyoxal by nitric acid were determined by this method, the repeatabilities of analysis results were excellent and the relative error compared to chemical analysis of glyoxal was 1.77%.

用HPLC测定乙醛硝酸氧化法制乙二醛反应液中乙二醛和乙醛酸的含量，结果的重复性好；对乙二醛的测定结果与应用化学分析法测定结果的平均相对误差为1.77%；对反应液中乙二醛、乙醛酸含量的测定有着较高的加标回收率，分别为99.6%～103.3%和98.1%～102.4%。

This paper introduced the typical application of glyoxylic acid in the synthesis of fine chemical products and the basic manufacture method.

本文介绍了乙醛酸在精细化学品合成中的典型应用和乙醛酸的基本生产方法，并比较了不同生产方法的各自特点，同时分析了乙醛酸的市场情况，指出了高质量乙醛酸将具有良好的市场前景。

It expounded the kind and function of halophytic vegetation which can make vegetation and pesticide, it also told us the manufacture and use method about halophytic vegetation, aim at trace standard of agricultural chemical which in agricultural trade to use agricultural ch...

面对在农产品贸易中苛刻的农药残留标准，使用植物源农药，减少化学农药的施用量，生产绿色无公害食品，盐生植物具有极大的潜在威力。

The chemical constituents of extracts of Tamarindus indica L were determined by GC-MS. The relative contents of constitutes were determined by area normalizing method. 48 compounds were identified, amounting to total mass fraction 98.5%. The main compounds were 5-methyl-2(3H)-furanone, diethyl succinate, furfural, hexadecanoic acid, linolenic acid, 5-methylfurfural, oleic acid, linoleic acid, etc.

并利用气相色谱仪-质谱仪对罗望子萃取物的化学组成进行了分析鉴定，并用面积归一化法测定了各种成分的质量分数，共鉴定了48种成分，占总质量分数为98.35%，其中主要成分为：5-甲基-2(3H)-呋喃酮、丁二酸二乙酯、糠醛、十六酸、亚麻酸、5-甲基糠醛、油酸、亚油酸等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。