1)air concentration掺气浓度
1.By means of hydraulic model investigation of stepped spillway with and without aerated splitter pier,we analyzed and discussed their pressure,air concentration and energy dissipation efficiency.通过对压力、掺气浓度和消能效果等的分析和讨论 ,得出了掺气分流墩的增设将消除或降低阶梯凹角内和立面上的负压 ,显著增加了坝面水流的掺气量和掺气范围并提高了阶梯坝面消能率等重要结论。
2.The effect of tunnel ceiling on air concentration distribution is studied experimentally.通过对明渠和明流隧洞中自掺气水流的对比试验 ,研究了明流隧洞中洞顶的存在对掺气浓度分布的影响 。
3.are optimized separately after a comparison between various alternatives such as state of flow,bottom cavity length,lateral cavity length,air concentration,pressure etc.通过水工模型试验研究,对阿海工程左泄洪冲沙底孔采用跌坎式掺气,从流态、底、侧空腔长度、掺气浓度、压强等方面,比较了突扩、明槽坡度等因素对掺气效果的影响。
英文短句/例句
1.Application of Digital Image Technique in Measurement of Bubble Void Fraction;数字图像处理技术在掺气浓度测量中的应用
2.the relations between least air concentration to prevent cavitation erosion and flow velocity are proposed; the cavitation numbers with and without aeration in cavitation region are compared.提出减免空蚀的最低掺气浓度与流速的关系,比较了掺气前后水流的空化数。
3.Practice for conversion between resistivity and dopant density for boron-doped and phosphorus-doped siliconGB/T13389-1992掺硼掺磷硅单晶电阻率与掺杂剂浓度换算规程
4.The net gain loss has relation to Er-doped concentration and input signal power.净增益亏损与光波导掺铒浓度、入信号强度有关。
5.A Study on Preparation and Properties of Highly Doped Mn: MgAl_2O_4 Transparent Ceramics;高掺杂浓度的掺锰铝酸镁透明陶瓷的制备及其物性研究
6.COMPARATIVE INVESTIGATION OF FLUORESCENCE TRAPPING AND CONCENTRATION QUENCHING IN ERBIUM-DOPED BISMUTH-AND TELLURITE-BASED GLASSES掺铒铋酸盐玻璃和掺铒碲酸盐玻璃的荧光俘获和浓度猝灭效应
7.methods of measuring dust concentration in flue gas废气中粉尘浓度分析法
8.automatic chlorine gas analyser自动氯气浓度分析仪
9.combustible gas concentration monitor可燃气体浓度监测仪
10.With increasing doping concentration, the impact of neutral impurity scattering becomes more significant.随着掺杂浓度的增加,中性杂质散射作用增强.
11.On Effect of Acetic Acid on Calcium and Manganese Doping Ba_xSr_(1-x)TiO_3;醋酸浓度对钙锰掺杂Ba_xSr_(1-x)TiO_3的影响研究
12.Photoluminescence of CdS/SiO_2 Core-Shell Nanostructures with Different Manganese Concentration不同掺杂浓度的CdS:Mn/SiO_2核壳纳米结构的光致发光
13.Effects of boron doping on carrier concentration of diamond film硼掺杂对金刚石薄膜载流子浓度的影响
14.Spectral of Yb:YAB Single Crystal with Different Yb~(3+) Concentration不同掺杂浓度Yb~(3+):YAl_3(BO_3)_4晶体光谱研究
15.Photoluminescence Spectra of CdSe/ZnS-Quantum Dot Doped Fiber with High Doping Concentrations较高掺杂浓度下CdSe/ZnS量子点光纤光致荧光光谱
16.Influence of Mn Ion Doping Concentration on Electronic Structure and Optical Properties of Mn:MgAl_2O_4Mn掺杂浓度对Mn:MgAl_2O_4电子结构和光学性质的影响
17.Investigation on Microstructure and Electrical Properties of Sm_2O_3-doped Bismuth Titanate Ceramics高浓度Sm_2O_3掺杂的BIT陶瓷微结构与电性能研究
18.Concentration dependence of luminescence of Tb~(3+)-doped silicate glassesTb~(3+)掺杂硅酸盐玻璃发光性能的浓度依赖关系
相关短句/例句
aeration concentration掺气浓度
1.Model test condition of air-water two-phase flow and similarity law of aeration concentration;气水两相流模型试验条件与掺气浓度相似律
3)air entrainment concentration掺气浓度
1.The air entrainment concentration on the bottom of stepped flow is not less than 5%.结果表明,利用表孔宽尾墩+台阶面的过流形式,可以解决台阶面大单宽过流掺气减蚀问题,台阶面水流近底掺气浓度最小在5%以上。
4)aeration densiy distribution掺气浓度分布
5)least air concentration最低掺气浓度
1.Relation between least air concentration to prevent cavitation erosion and flow velocity is developed.本文在直流式水洞中用先进的量测仪器设备对减免空蚀的最低掺气浓度进行了系统的试验研究。
6)doping concentration掺杂浓度
1.Measurement of doping concentration in strained Si_(1-x) Ge_x with four-probe array;四探针法测量应变Si_(1-x)Ge_x掺杂浓度
2.The electroluminescence spectra of devices with different doping concentration are detected under different driving current densities.分别以PtOEP掺杂和未掺杂的Alq3膜作为发光层制作有机发光器件(OLED),改变掺杂浓度,检测器件电致发光(EL)光谱的变化。
3.Based on rate equations,changing doping concentration and cladding size of the Er3+/Yb3+ co-doped double-cladding fiber laser,the effect of the doping concentration and cladding sizeon the performance of the Er3+/Yb3+ co-doped double-cladding fiber laser was studied.为了研究掺杂浓度、包层尺寸对双包层Er3+/Yb3+共掺光纤激光器的影响,根据双包层Er3+/Yb3+共掺光纤激光器产生激光的机理,基于速率方程,采用改变Er3+,Yb3+掺杂浓度、内包层尺寸等光纤参数的方法,得到了双包层Er3+/Yb3+共掺光纤激光器随光纤参数变化的特征结果。
延伸阅读
掺掺1.女手纤美貌。
