|
Abstract: Species diversity is an important part of biodiversity.
|
|
|
文摘:物种多样性是生物多样性研究的一个重要层次。 |
|
Abstract: Spectrophotometer 723 were introduced briefly in the paper.In order to apply it into measurement of pepsin thickness,we add temperature control system and pipe equipment into the instrument.And we redesigned the board of instrument and reedited
|
|
|
文摘:简单介绍了723型可见分光光度计，在基本保持仪器原有机械结构的基础上，增加了温控系统和吸液装置，并对原仪器主板电路和程序进行了重新设计和编制，使它成功地应用在胃蛋白酶浓度的测量上。 |
|
Abstract: Spraying chemical controlling matter(drought-resistant agent)on wheat blade in medium-late growth period.We found it influenced transpiration rate,water-retaining capacity,containing water content of dry weight,seeping conductive rate,chlorphyll
|
|
|
文摘:小麦生育中后期叶面喷施化学调控物质(抗旱剂)，对蒸腾速率、保水力、干重含水量、外渗电导率和叶绿素含量等均有不同程度的影响，明显地改善了小麦的水分状况，降低了电解质的外渗率，有明显的保绿延缓衰老的作用，增产效果显著。 |
|
Abstract: Starting from the actual condition of satellite operating system,the scheme of time-event-triggered fault-tolerant real-time satellite operating system is presented and the implementation of this scheme is discussed in detail.
|
|
|
文摘:从卫星操作系统的具体情况出发,提出了时间、事件混合驱动的卫星实时容错操作系统设计方案，并且就该设计方案的实现细节和可行性、安全性进行了讨论。 |
|
Abstract: Starting from the dynamics-equation, by employing the matrix theory, the general method to the relative motion of freedom vibrators is delivered.In addition, the physical significance of the results is given,and it is testified that any possible
|
|
|
文摘:针对动力学方程，利用矩阵理论，分析研究了多振子耦合振动系统的运动，并给出了一般性解法，证明了多振子耦合振动系统的任何一种可能的运动都可以用各阶主振动的线性组合来表示. |
|
Abstract: Starting with the status of the medical insurance fund in Li Cheng District, Pu Tian City, this paper analyses the negative result because of the shortness of several factors.
|
|
|
摘要:本文从分析2003年度莆田市荔城区医保基金的运行状况入手，剖析多种因素缺陷造成的负面效应。 |
|
Abstract: State-of-art and new developments on industrial dust control technology in this country are introduced.
|
|
|
文摘:介绍了我国工业防尘技术的现状和新进展。 |
|
Abstract: Stripper header invented by AFRC UK, mounted on grain combine harvester showed its two deficiencies in China: Leaving the stripped straw stan ding without windrowing and relatively high free grain loss especially working a t lower ground speed.
|
|
|
文摘:英国发明的悬挂在联收机上的摘脱台在中国使用中有两个缺点：摘脱后的基秆未能切割搂集成条铺和落粒损失，尤其在低速时较大。 |
|
Abstract: Structural system reliability is dealt with by Monte Carlo integration using systematic descriptive sampling is applied instead of the random sampling in the Monte Carlo procedure.
|
|
|
文摘:在用蒙特卡罗法计算结构系统可靠性时，运用了系统描述性抽样法。 |
|
Abstract: Studies on the new chinese key protected wild plant in Hubei,there are 56 species(11 cultivated species),including 12 species of first class(4cultivated species and 44 species of secend class(7 cultivated species).
|
|
|
文摘:对湖北省分布的国家新颁布的重点保护野生植物进行了研究，据统计湖北省国家重点保护野生植物共有57种，其中一级13种，二级44种；其中包括栽培11种，一级4种，二级7种。 |
|
Abstract: Studies that examine spatial characteristics of urban unemployment are often based on some simplistic measures of employment accessibility.
|
|
|
摘要：城市失业空间特征的研究通常以测度就业可达性为基础，但现行的测度方法则往往过于简单化。 |
