1)pressure exponent压力指数
1.To investigate from micro angles the effects of NGu on the pressure exponent change of burning rate of nitramine propellant containing RDX,the quenched experiments of gun propellants with RDX and NGu were carried out by rapid chamber depressurization in an ignition-and-combustion simulator under the pressure about 35 MPa.为从微观的角度研究NGu对含RDX的硝胺发射药燃速压力指数改变的影响,采用改进的小型点火燃烧模拟装置,在35 MPa左右对几种发射药进行低压中止燃烧实验。
2.The effect of CL-20, AP, Al power and combustion catalyst on combustion properties (burning rate and pressure exponent)of CL-20-NEPE propellant was studied with designed formulation [NB(PEG/NG/N-100/C2),NB/CL-20,NB/CL-20/AP,NB/CL-20/AP/Al,NB/CL-20/AP/Al/Ct] , in which the ingredients are added one by one, and compared with that of RDX-NEPE propellant.实验结果表明:CL-20取代RDX-NEPE推进剂中的RDX可使推进剂燃速大幅提高,但含CL-20的NEPE推进剂的压力指数高于含RDX的NEPE推进剂,且难以降低;AP质量百分含量为70%的NEPE推进剂NAP的燃速在4～10MPa范围内呈现一平台。
3.particle size of AP,catalysts on burning rate and pressure exponent were discussed.实验研究了含铝AP/HTPB推进剂的配方,讨论了燃速及压力指数与配方参数的关系。
英文短句/例句
1.Find the number on the pressure difference line and note the outlet pressure index number.找出压差线上的数字，并且注意出口压力指数。
2.A Research on the Stress Index for Life Events of Undergraduates;大学生日常生活事件压力指数的研究
3.Temporal-spatial Analysis of Cultivated Land Pressure in China Based on the Ecological Tension Indexes of Cultivated Land;基于耕地生态压力指数的中国耕地压力时空差异分析
4.I detected elevated stress pasterns in your voice.我感应到你的声音里 情绪压力指数在升高
5.Ecological Safety Assessment in Jiangxi Province Based on Ecological Tension Index;基于生态压力指数的江西省生态安全评价
6.A Study on the Grain Security of Hubei Province Based on the Pressure Index of Cultivated Land基于耕地压力指数的湖北省粮食安全研究
7.Temporal and spatial distribution of cropland-population-grain system and pressure index on cropland in Jinghe watershed;泾河流域耕地-人口-粮食系统与耕地压力指数时空分布
8.Study on the Creation of the Regional Carbon Cycle Pressure Index Model and Its Regulation Mechanism论区域碳循环压力指数模型的构建及其调控机制
9.Preparation of Nano-CuO and Its Effect on Pressure Index of Double-base Propellant纳米CuO的制备及其对双基发射药压力指数的影响
10.Analysis of Spatial and Temporal Variations of Ecological Security in He'nan Province Based on Ecological Tension Index基于生态压力指数的河南省生态安全时空差异分析
11.The parameters mean the evaporation capacity or the volume, pressure, and temperature.介质参数是指蒸发量或容积、压力、温度。
12.(of measuring instruments)indicate a certain weight,pressure,voltage, etc（指测量仪器）显示某一重量、压力、电压等数值
13.Design and Verification of Synthetical Pressure Distortion Index Calculation Software综合压力畸变指数的计算软件设计及验证
14.Investigation of creep stress exponent of 80Au/20Sn solder by nanoindentation纳米压痕法研究80Au/20Sn焊料蠕变应力指数
15.A gradual diminution in number or strength because of constant stress.消耗，耗损，削弱指因不断的压力而使数量或力量逐渐减少
16.Relationship Between Ankle Brachial Index and Body Mass Index血压踝肱指数与体重指数的关系探讨
17.Ambulatory arterial stiffness index:correlation with aortic augmentation index and simplification of methodology动态动脉硬化指数与压力反射波增强指数的相关性及方法学简化研究
18.The highlight on Wed. will be the TIC or net foreign security purchases report for April.消费者物价指数将在周三发布，有望减轻通货膨胀压力。
相关短句/例句
pressure index压力指数
1.The results show that nano-CuO is composed of well-dispersed spherical particles with an average size of 10-15 nm; the burning performance of double-base propellant has obvious change after adding nano-CuO; pressure index of the propellant is reduced from 0.结果表明,制得的纳米CuO为球形,粒径为10～15nm,具有较好的分散性;纳米CuO加入到双基药中,发射药的燃烧性能有明显的变化,其压力指数由0。
2.The burning rates and pressure indexs could been calculated when the chemical compositions of the propellant(formula) and the pressures were given.用户不仅能根据推进剂的化学组成(配方)和给定压强计算燃速、压力指数等参数,还可根据给定的燃速和压力指数等调整推进剂配方组成,对缩短固体推进剂研制周期和节约研制成本具有重要意义。
3)Ecological tension index生态压力指数
1.Based on the principle of ecological footprint,this research put forward three concepts which were ecological tension index,ecological occupancy index and ecological economic coordination index as indicators system of ecological safety assessment.本文在生态足迹原理的基础上,提出生态压力指数、生态占用指数和生态经济协调指数3个概念,并将其作为生态安全评价的指标体系。
2.Based on the principle of ecological footprint,ecological tension index and ecological occupancy index for the evaluation of ecological security are presented,and the standards of ranking are constituted.在生态足迹原理的基础上,将生态压力指数作为生态安全评价的指标,同时制定了相应的指标等级划分标准,对青海省1985—2003年的生态足迹和生态承载力进行了测算,并利用生态压力指数及其等级划分标准对其生态安全进行了试评价。
3.Ecological tension index and classification criteria were used to evaluate ecological safety of 147 countries in the world and some provinces,cities and counties of China.在生态足迹原理的基础上,提出生态压力指数,并将其作为生态安全评价的指标,制定了相应的指标等级划分标准。
4)grazing pressure index放牧压力指数
5)Propellant pressure exponent推进剂压力指数
6)Pressure augmentation index压力增强指数
延伸阅读
迁移效率指数、偏好指数和差别指数迁移效率指数、偏好指数和差别指数 迁移效率指数、偏好指数和差别指数迁移效率指数是用于测定两地间人口迁移效率的指标。它是净迁移对总迁移之比。计算公式为:EIM一摇寿纂拼又‘。。上式中，}人么夕一材方}为i、]两地净迁移人数;从少+材户为i、]两地总迁移人数;El入了为迁移效率指数。 EIM的取值范围为。至100，如某一地区的值越大，反映迁移的的影响也越大。如果计算i地区与其他一切地区之间的人口迁移效率指数EIM厂，则: }艺材。一芝Mj、}EIM汀艺。+乏M，(j笋i) 迁移偏好指数是从一个地区向另一地区的实际迁移人数与期望迁移人数之比。计算公式为:____M.___材尸2行一:一二子一一不石一二，么M“ 了厂‘.厂‘、八 }二不十二六二1 、厂厂7上式中，M“为从i地迁到j地的实际迁移量;艺材。为总的人口迁移量;尸为总人口;M尸I，j为迁移偏好指数。通过计算迁移偏好指数，可以反映各地区的相对引力。 迁移差别指数是反映具有某种特征的迁移人口与非迁移人口区别的指数。例如，专业技术人员的人数所占比重，各种文化程度人数所占比重等，以便研究人才流失和其他间题。计算公式为:M‘从IMD、一翌不丝xl。。 .义V‘ N上式中，M为迁移人数;M，为具有i特征的迁移人数;N为非迁移人数;N‘为具有i特征的非迁移人数;了八了D、为迁移差别指数。
