The minimum sampling area of a major plant community in Meiziya Region was studied by using methods of species area curves and community coefficient area curves.
用种面积曲线和群落系数面积曲线的方法对宜昌梅子垭地区一种主要植物群落类型的最小面积进行了研究。
Voltage Reference in the design, how to achieve high-precision, low temperature coefficient is a major difficulty.
在基准电压源的设计中，如何实现高精度、低温度系数是一大难点。
This paper analyzed the major hazards and accident risks. The risk index and power coefficient were presented and referenced value and formula were defined.
分析了煤矿重大危险源与事故风险，提出了煤矿危险性概率指数和风险权系数，并给定了参考值和计算公式。
Through analysis of simple coefficient of correlation among different characters of flax, influence of major agronomical characters to fiber content of Single plant it discussed.
通过对亚麻各性状之间简单相关系数分析，探讨了亚麻主要农艺性状对单株出麻率的影响，为高纤育种提供一定的理论依。
The excessive air coefficient, flue gas emission temperature and fuel consumption are three major factors affecting the heat efficiency of the furnace.
过剩空气系数、排烟温度、燃料用量是影响加热炉热效率的三个主要因素。
The relations between the major characters of Vicia sativa and its yield per plant were analysed by using simple correlated coefficient and path analysis.
本文应用简单相关系数和通径分析方法对箭舌豌豆品种的几个主要性状与单株产量的关系进行了分析。
There are two major factors that influence the correction and accuracy of interval velocity. One is the accuracy of reflection coefficient sequence used in interval velocity conversion;
理论分析和实际经验表明，影响层速度反演正确与否和精度的主要因素有两个：一是用于反演的反射系数序列的精度；
The major problems in utilization and exploitation of water resource are as follows: low water use coefficient due to old and disrepair water-transporting facilities;
目前水资源利用和开发上存在的主要问题有：农业输水设施不足和失修较为严重，水分利用系数低；
Major factors concerned with the success of airdrop such as speed, placement of parabag and drag coefficient, are analyzed and measures to improve the current system are advanced.
分析了空投速度、伞包安装位置和牵引比等因素对空投过程的影响，指出了实际系统的改进方向。
Major factors concerned with the success of airdrop such as speed, placement of parabag and drag coefficient, are analyzed and measures to improve the current system are advanced.
分析了空投速度、伞包安装位置和牵引比等因素对空投过程的影响，指出了实际系统的改进方向。
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