比较地

In order to the conservation and utilization of this wasp, laboratory studies were conducted to assess the population dynamics of them and effectiveness of the long-winged parasitoid wasps, T. elegans for suppressing populations of S. oryzae using methods for single element variance analysis and LSD multiple comparisons.

为了更好地保护和利用该蜂，采用单因子方差分析和LSD多重比较，在实验室内研究了雅脊金小蜂和米象的种群数量动态，以及该蜂长翅型雌蜂对米象种群的控制作用。

This article studies the new technology,the application domain of "the lovebird" from many aspects ,which analysis "the lovebird"'s system involves,also quite systematically introduced "love bird"'s system composition,the principle of work and the hardware manufacture process.Moreover ,according to some main questions which in the processmeets,this article have carryed the analysis.

本文从多个方面研究分析"爱情鸟"涉及的新技术、应用领域且比较系统地介绍"爱情鸟"的系统组成、工作原理及硬件制作过程并对制作过程中遇到的一些主要问题进行分析。

Compared to Fourier algorithm,this algorithm can accurately calculate the magnitude of low-frequency fault components.

与常用的付氏算法比较，该算法能够准确地计算出低频分量的大小。

The statistical simulation analysis method is effective to deal with space- time heterogeneity of earthquakes and risk regions, after 105 count of the va lues of simulating random prediction probability have been got, the objective result s have been got by comparing between the simulation prediction average probabili ty and the practice prediction average probability.

由于统计模拟的方法有效地处理了地震和危险区的时空不均匀性，并且得到经运算105次的统计模拟随机预报概率，将其与实际预报平均概率比较，得到较为客观的结果。

The artifical illumination circumstance of the library of Three Gorges University was measured by JD-3 luminometer; and its numerical values of artificial illumination were gained scientifically.

采用JD-3型照度计，对三峡大学图书馆阅览区工作面上的人工照明光环境进行测量，从数量上比较科学地得出了该馆的照度数值。

A 2-D coded GA is proposed to design the matching network composed of lumped components. The topology and component parameters of the matching network are optimized simultaneously. The network optimized by employing the 2-D coded GA shows better frequency response compared with the network synthesis method and the real frequency method. The thesis also employs the GAs to microwave measurement.

为了解决宽带匹配网络的设计问题，提出了一种二维结构的编码方案，采用这种形式的编码同时对网络结构和元件参数进行优化，成功地设计出性能优良的匹配网络，通过与综合法、实频法的设计结果相比较，表明遗传算法设计出的匹配网络性能更优，特别是在寻找新的网络拓扑结构方面，遗传算法具有更大的优势。

Four groups of experiments with different level--indoor simulation experiments, lysimeter experiments, pot culture experiments and field plot experiments-- were carried out to systematically study the environmental effects following the application of fermentation sludge to farmland in Tianjin area, which include soil salinity and potential contamination on ground water, and to primarily investigate the fertility of NovoGro in agricultural soil.

本论文通过四组不同层次的实验—室内模拟实验、渗滤实验、盆栽实验和小区实验，首次对酿造污泥农业利用可能产生的环境影响：1NovoGro对土壤的盐分效应；2NovoGro对地下水的潜在污染，进行了比较系统的研究，同时对NovoGro的肥效特性也做了初步的探讨。成功地解决了制约酿造残渣在天津地区农业利用的关键问题，为酿造污泥的综合利用提供了科学的依据。

This paper attempts to describe the major differences in the scale, the structure, the meaning and the use of English and Chinese passive sentences.

本文从被动句的范围、形式、意义、使用四个方面入手进行对比分析，比较全面地考查了汉英语被动句的异同。

In addition, larger temperature difference of heat transfer can enlarge the maldistribution of the temperature.

通过比较二次封头和普通封头换热器截面温度分布情况发现：二次封头结构明显地改善了换热器出口截面温度分布，尤其在大Re下，温度分布不均匀性的改善效果更加显著，同时换热效能可增加7%左右。

Objective To study the efficacy of β aescine sodium, mannitol, dexamethasone on treatment of radiative brain edema.

目的比较β－七叶皂甙钠和甘露醇及地塞米松治疗放射性脑水肿的疗效。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。