查询词典 emission control

Several unusual properties make this object particular interesting:(1) ultra-luminous near and far infrared (L〓≈10〓L〓, and L〓≈10〓 L〓) emission,(2) very strong optical Fe Ⅱ emission (R〓≈4.35),(3) apparently blueshifted optical Fe Ⅱ multiplets (several hundred km/s),(4) the strongest radio emission among radio-FIR selected NLS1's and extreme Fe Ⅱ emitters,(5) composite Balmer lines with both narrow and broad components (the latter blueshifted by about 1000 km s〓).

我们发现2MASS0153+260为首例超强光学FeⅡ线射电类星体，具有如下极为有趣特征：(1)远红外和近红外光度非常高，L〓≈10〓 L〓且L〓≈10〓 L〓；(2)光学FeⅡ线发射特别强，R4570≈4.35；(3)光学FeⅡ线相对于禁线和氢Balmer线窄成分有明显蓝移，Δυ～4×10〓kms〓；(4)在射电-远红外选NLS1和超强光学FeⅡ线AGN中射电辐射最强；(5)具有复杂的Balmer发射线轮廓，宽成分相对于窄成分和禁线有～1000km s〓的蓝移。

It is the first time to compare the emission of the premixing LPG/diesel dual fuel engine with that of the mixing injection LPG/diesel dual fuel engine. The results state that the NO〓 emission of the premixing dual fuel engine is lower than that of mixing injection dual fuel engine in the whole loads, but the emission of HC and CO is reverse.

研究结果表明：在整个负荷范围内，预混进气双燃料发动机的N0〓排放明显低于混合喷射双燃料发动机；混合喷射双燃料发动机的HC和CO排放较低；在小负荷二者的烟度相差不大，但在大负荷预混进气双燃料发动机的烟度较低。

Some results about the re-emission spectrum , the re-emission flux, the albedo and the equivalent temperature at the boundary are given, and the variations of re-emission spectrum with the incident flux are analyzed.

利用一维多群辐射输运程序，数值研究了平面Au靶入射流强度对再发射谱、再发射流、反照率及边界等效温度的影响。

Some results about the re-emission spectrum, the re-emission flux, the albedo and the equivalent temperature at the boundary are given, and the variations of re-emission spectrum with the incident flux are analyzed.

当入射流强度在（0.12-1.2）×1014Wcm2范围内，发射谱接近平衡谱，但在峰值附近谱形发生畸变。随着入射流强度降低，发射谱偏离平衡谱越来越大。分析表明，这与烧蚀深度和冕区光学厚度变小有关。

Some results about the re-emission spectrum,the re-emission flux,the albedoand the equivalent temperature at the boundary are given,and the variations ofre-emission spectrum with the incident flux are analyzed.

当入射流强度在(0.12-1.2)×1014Wcm2范围内，发射谱接近平衡谱，但在峰值附近谱形发生畸变。随着入射流强度降低，发射谱偏离平衡谱越来越大。分析表明，这与烧蚀深度和冕区光学厚度变小有关。还给出了在不同入射流强度情况下反照率及边界等效温度随时间变化规律和对吸收流及再发射流脉冲的分析。

And it is concluded that the No.4-2coal seam is a mid-reserve and low-permeable seam, with surrounding rocks having low enclosed system and high permeability. And the coal seam's gas content is low, while its quantity in the roof-sandstone which is the main source of coalface's gas emission is high . The quantitative index used to analyze gas content and gas emission amount are pointed out systematically. And gray association analysis method is adopted to search the main factors affecting coal-bed content and gas emission amount.

系统提出了分析影响煤层瓦斯含量与采面瓦斯涌出量大小的量化因素指标，并将灰色关联分析原理引入煤层瓦斯含量与瓦斯涌出量主控因素的研究中，筛选出了煤层顶板含油指数，顶板砂泥岩比、4-2号煤层顶板以上煤系厚度3个因素指标为影响4-2号煤层瓦斯含量的主控地质因素；煤层埋藏深度，煤层瓦斯含量，煤层顶板含油气砂岩厚度，煤层顶板含油强度及工作面回采进度5个因素为影响综采面瓦斯涌出量的主控因素。

The model applies to emission prediction of the stationary and thirteen operating conditions successfully.2 Based on the study of the differences and influence factors of transient and stationary condition emission a double model method predicting the emission in automobile operating condition based on engine stationary testing was put forward.

在此基础上，建立了内燃机稳态排放性能预测模型，并将该模型成功地用于内燃机稳态排放特性及十三工况循环排放预测。 2在对内燃机瞬态排放与稳态排放差异及影响因素进行深入分析的基础上，提出基于内燃机稳态测试进行汽车工况法排放预测的双模型预测法。

For the emission bands which have difference from the theoretical values or some reports,we first illustrate the shifts,broad and splittings of emission bands by the method of comparing and analyzing the relationship between the absorption spectra and the emission spectra,as well as the connection between the structure and the spectra.

特别是对一些与理论值和文献报道值有差异的发光谱带，是我们首次采用将化合物的电子吸收光谱与发射光谱相关联的理论方法进行对比和解析，同时又将化合物结构与光谱相关联，来解释所产生的发射谱带的位移、加宽和劈裂现象。

Considering the nature of the exhaust which is opaque and malodorous, The paper poses a new control standard of the tenter frame exhaust emission——by control the number of sub-micron particulate matter to control the exhaust emission, in the way the pollution problem of the tenter frame exhaust can be solved. The energy consumption of tenter framer is 40% of all energy consumption.

针对染整定型机废气中油烟颗粒粒径小大多为次微米级，造成透明度差和具有恶臭气味的特点，提出一套新工艺(换热器、喷淋洗涤和冷凝式静电除尘三级处理)解决染整定型机废气的污染问题，从理论上评述该工艺的可行性。

The development direction changed direction according to the four-wheeler, the domestic and international company changes direction organization to control to the four-wheeler currently main adoption of is a numeral control, this is owing to a lot of advantages of numerical control:the procedure turn a control, the controller carries on the processing of operation and numerical information according to the control regulation designed, mainly passing procedure to carry out, if change control regulation need to change software, but need not change the hardware structure of system: control the accuracy is high, in the emulation the control the system, the accuracy of the controller from the accuracy of the component but settle, numerical controller accuracy from word long decision;Stability good;The software replies to use, needing a hardware environment of using the homology realization in the emulation the system, the numerical controller is a procedure control, the sub- procedure mold piece which need to be designed and write to carry out its model, can immediately carry out several links of functions expediently.

目前各个厂家大多采用的是PLC、单片机应用于四轮转向控制器中，功能基本能够实现，相比较之下，信号处理能力较强的数字信号处理器各方面均性能优于以上三种处理器。DSP是新世纪数字化革命的核心。它是一种独特的微处理器，具有可编程性，且实时运行速度远远超过通用微处理器。强大的数据处理能力和高速的运行速度，是DSP最值得称道的两大特色。DSP芯片是一种特别适合进行数字信号处理的微处理器。它强调运算处理的实时性，因此除了具备普通微处理器所强调的高速运算和控制功能外，主要针对实时数字信号处理，在处理器结构、指令系统和数据流程上做了很大的改动。它具有灵活、精确、可靠性好、体积小、功耗低和易于大规模集成等优点。

Objective To investigate the relationship between ovum fertilization rate and sperm morphology, acrosome reaction in IVF and to explore the influence of parameters of sperm on fertilization rate.

目的 研究体外受精(in vitro fertilization，IVF)中精子形态、顶体反应与卵子受精率之间的关系，分析精子各参数在IVF受精率方面的参考意义。

A: I hear Mr. White wants to run for the Presidency!

我听说怀特先生要参加总统竞选！