To measure the leaf area coefficient and productivity more conveniently, this paper draws up an useful leaf area table.
为了便于测定叶面积系数和生产率,编制了有使用价值的叶面积表。
At same time, the leaf area coefficient, dry matter accumulation and economic coefficient of compact type corn variety is bigger than loosely type corn variety.
在最高产量时,紧凑型玉米品种与松散型玉米品种相比具有叶面积系数大,干物质积累数量大,经济系数高等特点。
Through practical experiments, this paper correct the aggregate surface-area coefficient which is used to calculate asphalt membrane thickness in exiting specification.
同时,本文通过实测,修正了现行规范中用于计算沥青膜厚度的矿料表面积系数;
If indeed the friction coefficient is independent of surface area, then when I tilt them they should start to slide roughly at the same Angle.
若摩擦系数真的,与接触面积没有关系,那么两者下滑时的角度,应该基本相当。
The temperature of an object detected by the infrared detector depends on the emission coefficient, the distance and the lighting area.
一个物体的温度的红外线探测器发现取决于排放系数,距离和照明领域。
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。
This paper describes the simulation targets model of the SAR scanning areas according to the characters of the radar targets in scanning area and the character coefficient of the ground targets.
根据雷达目标测绘区域的特点,结合地面目标的特性系数,给出了合成孔径雷达的目标测绘区域目标的模拟目标模型。
The only way of enlarging the applicable area is to study and produce new cooling material of constant temperature with high quality coefficient.
扩大应用范围的唯一途径是研究新型高优质系数的常温致冷材料。
The drag coefficient of the aft wetted area of vehicle also decreased with the ventilated cavitation number.
随通气空化数的减小,超空泡航行体尾部沾湿区域阻力系数也逐渐减小。
The important variables in the formulas of geometric pumping speed and coefficient of used area are discussed.
对各型线几何抽速和面积利用系数公式中的重要变量进行了讨论。
Building shape coefficient that reflects the area dissipating energy per building room has direct influence on energy consumption in buildings.
建筑体形系数反映单位建筑空间的热散失面积大小,对建筑能耗有直接影响。
As in different area, adjusting net radiation convert coefficient only can solve the daily evapotranspiration calculation problem from the instantaneous evapotranspiration value.
对于不同地区只要调整净辐射折算系数便可解决由蒸散发瞬时值求算全天值的困难。
The light distribution within the canopy is subject to the leaf area index and the extinction coefficient.
光在冠层内的分布,受叶面积指数和叶片消光系数支配。
The influences of the reflective coefficient of the double layer soil, the top layer soil thickness and the grounding grid area on the optimum arrangement are analyzed numerically.
论文采用数值计算的方法分析了双层土壤结构时土壤反射系数、上层土壤厚度及地网面积大小等因素对地网最优布置的影响规律。
Modified factor of frictional coefficient of different sections of designed path of one field or area is obtained by statistical computing and analysis of more Wells.
由多口井数据的统计计算和分析,可得某一油田或区块的水平井设计轨道各井段的摩阻因数放大因数。
In statistics classification, analysis of variance were applied to analyze the coefficient of variation of area of pores.
在统计分类法中,采用方差分析法分析管孔的面积变异系数。
An integrated evaluation of coal seam fracture development in terms of coal seam breaking index and deforming coefficient to predict high permeability area.
本文采用煤层断裂破坏指数、变形系数对煤裂隙发育程度进行综合评价,来预测高渗区。
The measurement of net arable land coefficient is of great importance in investigating the status of land-use, aiming at improving accuracy of the area survey.
净耕地系数测算是土地利用现状调查中一项极其重要的工作,其目的是提高耕地面积调查的精度。
Secondly, the curves of the cooling load per unit heat-transfer area varying with the coefficient of performance are investigated based on the fundamental optimum relation.
其次,从基本优化关系式出发,对单位面积制冷负载随制冷系数变化的曲线做详细的研究。
A new spray parameter is defined as effective spray coefficient, which physically stands for the effective ratios between spray area and fire area.
定义了一个称为有效喷淋系数的参数,其物理意义为喷淋面积与着火面积的有效比。
The relationship is derived in this article between the weighted average of length variation coefficient and the distribution function of the cross-section area of fibre bundle.
本文推导了按重量加权的长度变异系数与纤维束截面积分布函数之间的关系。
The rock acoustic parameters in this paper include wave amplitude, spectral amplitude, spectral area, spectral density, wave velocity and attenuation coefficient etc.
这些岩石声学参数为波幅、谱幅、谱面积、谱密度、波速度、衰减系数等。
The result of variance analysis revealed that regression equation method could give a more reliable result than leaf area correction coefficient method for the leaf area measurement.
经方差分析比较证明,应用回归方程法计算的叶面积比用矫正系数法更为可靠。
The fact that practical loads in log transfer car were described by coefficient of permeability is not suitable because the logs were unload many times during the transfer process in log storage area.
在林区贮木场利用纵向输送机进行选材作业时,由于原木在输送途中的多点卸载,用充满系数描述输送机上的实际负荷已不符合实际。
The influence of flowing area, structural of valve head, inlet density and outlet specific volume to mass flow coefficient were studied.
得到了膨胀阀的流通面积、阀头结构、膨胀阀入口密度、阀后比容对流量特性的影响,并拟合了流量系数关联式。
After synthetically calculating the fragment windward area and the measurement data of the speed, we can obtain the initial velocity of the shot and the decay coefficient of the fragment.
对获得的典型弹片迎风面积和弹片测速数据综合计算,就可获得弹丸初速及弹片衰减系数。
At the same times, the relationships of the head coefficient with the number of the blade, the throat area and the sectional area of the collector were analyzed.
指出切线泵的扬程系数与叶片数、喉部面积、集液器断面积的关系。
And water is used in cold test. Through changing operating conditions, throat area and back pressure, the change rule of discharge coefficient and pressure recovery factor were found.
通过大量冷态试验,在大范围变化工况、变化喉部面积及变化背压条件下,利用水对低温流量控制系统进行研究,得到了流量系数、压力恢复系数的变化规律。
It is concluded that the advantage in occupying market exists in the east developed area, but, advantage coefficient of market competition is well-distributed.
结论为市场占有率的优势主要集中在东部发达地区,但是市场竞争优势系数的优势分布较为均匀。
Reservoir heterogeneity can lead to uneven waterline forward on flat moreover that will result in water breakthrough too early. Thus the area sweep coefficient was affected.
油藏非均质性严重,就会导致平面上水线推进不均匀,使生产井过早见水或水淹,从而影响水驱面积波及系数的大小。
应用推荐