几种的例句大全

Several means by computers to calculate the absorption of low-concentration gas when balanced line is curve

平衡线为曲线时低浓度吸收应用计算机计算的几种方法

互联网摘选

Extraction methods of natural lac dye as well as its application to silk and cation modified cotton are discussed.

介绍虫胶染料的几种提取方法，及其在丝和阳离子改性棉上应用的研究进展。

互联网摘选

Some types of probability distributions previously used for estimating wave height in return period are reviewed in this aper.

本文对以前使用的推算重现期波高的几种概率分布进行了评述。

互联网摘选

A few types of barrage jamming techniques for mobile communication countermeasure are discussed in this paper.

讨论了移动通信对抗中的几种遮盖性干扰技术。

互联网摘选

Several typical noise barrage jamming modes are employed in computer simulation of interference to SAR.

文章就几种典型的噪声压制干扰模式对SAR的干扰进行了计算机仿真，并采用该方法与传统的评估方法对干扰效果进行了对比评估。

互联网摘选

Some kinds of genesis patterns of the seam thickness variation caused by bedding slip structure are analyzed and the forming reason of the coal parameter variation are expounded.

分析了层滑构造引起煤厚变化的几种成因方式，解释了煤质变化的形成原因。

互联网摘选

The synthesis of benzyl benzoate from sodium benzoate and benzyl chloride by phase transfer catalysis process is studied in the article.

由苯甲酸钠和氯化苄通过相转移催化法合成了苯（甲）酸苄酯，考察了几种季铵盐类相转移催化剂的亲核取代反应性能。

互联网摘选

Variola virus belongs to the genus of orthopoxvirus, and there are some other infectious members, such as Vaccinia virus, cowpox virus, and monkeypox virus.

在正痘病毒属还有另外几种病毒对人具有一定的感染性，如痘苗病毒、牛痘病毒和猴痘病毒。

互联网摘选

The commonly used failure criteria of test piles are discussed in this paper.

本文讨论了几种常用的试桩破坏标准；

互联网摘选

Based on the differential factor approach, several practical transformation formulae between plane coordinate systems together with their application areas are proposed in this paper. These formulae are: improved power series formula, Taylor series formula, and Newton's binomial formula.

本文利用微分算子的方法，提出了坐标系统转换的几种实用公式，即：改进幂级数公式、台劳级数公式、牛顿二项式公式及应用范围。

互联网摘选

On the Some Proof Method of Binomial Coefficient Indentity

浅谈二项式系数恒等式的几种证明方法

互联网摘选

Compared with Ah J-1 strain, outer membrane protein profiles and some biochemical characters of the mutant strain had changed, and some genes of main virulent determinants could not be expressed, such as proteases, amylase, DNase and hemolysin.

与J-1株相比，突变株的外膜蛋白图谱和部分生化特性发生改变；胞外蛋白酶、淀粉酶、DNA酶、溶血素等几种主要毒力因子同时丧失；

互联网摘选

Study on Effect Applying some Biological Agent in Hot pepper

几种生物菌剂在辣椒上的应用效果初报

互联网摘选

This paper briefly introduces the technology of data broadcast especially the technology of vertical blanking interval, and compares the several other method of data transmission.

本文简要介绍了数据广播技术，特别是图文电视技术，并比较了这几种常用的数据广播技术。

互联网摘选

Comparison among induction effects on resistance to bacterial blight by several chemical factors

几种化学因子对水稻抗白叶枯病诱导作用比较

互联网摘选

When water to be drained and dropping head of foundation delve are small, filter diversion, duct diversion, well draining and blind ditch diversion can be adopted.

在工程建设中，降低地下水位辅助施工的方法很多，当基坑降水量及降水深度不大时，可采用反滤层导流、导管导流、机井排流、盲沟导流这几种简易方法。

互联网摘选

Now the non-contact handing technologies having been adopted are mainly electromagnetic, ultrasonic, air suspension, etc. The air suspension technology is divided into two types: blowing and negative pressure adsorption.

目前非接触搬运技术主要有电磁式、超声波式和空气悬浮式等几种方式。

互联网摘选

Ultraviolet radiation and proton bombardment are two of the most important factors, which affect the properties of some BaO-TiO_2 series microwave dielectric materials in space environment.

考察了几种BaO-TiO2系微波介质陶瓷材料在真空环境中经紫外和质子辐照后的介电性能变化。

互联网摘选

This paper introduces several kinds of principles of pulse jet technology, discusses their advantages and disadvantages, sums up the rules of pulse jet beating the target and analyses its stress characteristics.

本文概括介绍了几种脉冲射流技术的原理，探讨了各自的优势与不足，归纳了脉冲射流打击靶体的规律，并分析总结了脉冲射流的应力特点。

互联网摘选

This article analyses outer casing of home electric appliance being live.

该文就家用电器外壳带电的几种情况进行了分析。

互联网摘选