surface source的例句大全

The serious soil erosion produces the runoff silt that not only fills up sea dykes and reduces adjusting and storing floodwater ability of sea dykes, but also is main carrier of surface source pollution.

严重水土流失产生的径流泥沙不仅淤积江河湖库，降低湖库调蓄洪能力，而且还是面源污染的主要载体。

The viscous-inviscid interaction is achieved using the surface source model.

有粘/无粘干扰采用表面源模型。

in this paper, the detection ratio of di-n-butyl phthalate and di-n-octyl phthalate reaches 100%, and the largest concentration is close to the limits of the particular surface source items. 2.

本文研究的酞酸酯的目标化合物：邻苯二甲酸二丁酯和邻苯二甲酸二辛酯检出率100%，最大质量浓度接近地表水源地特定项目标准限值。

The urbanization-induced bias, however, is probably the largest source of systematic error so far identified for land surface air temperature observation data.

目前，城市化的影响已经成为全球陆地区域地面气温观测资料中系统误差的最主要来源之一。

C/ N ratio in sediments, indicating the mixed source, reflects the possible influence of terrigenous organic matter input on the surface productivity.

沉积物的C/N比值反映了有机碳的混合来源，说明该地区表层生产力可能受陆源营养物质输入的影响。

Identification of Minibus's Surface Noise Source

微型客车表面噪声源的识别

The spatial and temporal changes in soil surface CO_2 flux ( R_S), the major CO_ 2 source to the atmosphere from terrestrial ecosystems, directly influence the local and regional carbon budgets.

土壤表面CO2通量（R S）作为陆地生态系统向大气圈释放的主要CO2源，其时空变化直接影响到区域碳循环。

Analysing and Computing Laminar Flow Film Boiling on the Plane Surface at Steady Heat Source

恒热源下平表面层流膜态沸腾的分析和计算

The hardness of 45 steel through surface quenching with plasma reaches about 800 HV. Thus, the method of heat treatment using plasma as heat source is practical.

45号钢经等离子体表面淬火后，硬度在800HV左右，表明采用等离子体热源对工件进行热处理是可行的。

From the radiative transfer equation, the analytic results of diffuse reflectance on tissue surface are deduced by diffusion approximation for both the time dependent and the continuous wave source under the condition that a narrow collimated light beam is normally incident upon the surface of tissue.

从光的传输理论出发，利用漫射近似方程，推导出当无限细脉冲光及连续光束垂直入射到生物组织表面时，生物组织表面漫反射光随空间及时间变化的解析表达式。

An argon ion source used for sputtering deposition has been successfully developed based on the construction of hollow cathode connecting hollow anode and the technologies of thermal cathode electron emission arc discharge, plasma magnetic confinement and ion extracting on a curving surface.

本文采用空心阴极空心阳极结构，用热阴极电子发射弧放电驱动并用磁场约束产生等离子体，用曲面发射引出离子束，研制成了氩气放电溅射离子源；

The inductive heat source can thus be simplified as that of a thermal surface current and a model for the instantaneous temperature of heated parts thereby established.

根据研究结果将感应加热热源简化为表面热流边界条件，建立了加热阶段零件内瞬态温度变化规律模型。

Complex heat transfer process between the flame and billet inside the furnace is simplified into surface hot source thermal model.

将复杂的炉内火焰与钢坯传热过程简化为面热源传热，用数学解析的方法研究钢坯热过程温度响应特征。

With steam as thermal source, it is big to have the product of heating surface, thermal efficiency high, heating even, heating time short just temperature easy control;

以蒸汽为热源，具有受热面积大、热效率高、加热均匀、加热时间短且温度容易控制；

Comparing with common side hybrid laser-arc welding, coaxially combined laser beam and arc can provide a symmetrical circular thermal source on the workpiece surface, which is convenient for 3-D welding.

与目前常用的旁轴激光电弧复合焊相比，激光电弧同轴复合可以在工件表面提供对称热源，焊接质量不受焊接方向影响而适于三维焊接。

Further, we conclude that ultrasonic wave generated in the material is the mutual result of surface thermal source and body thermal source, namely the mutual result of surface thermal dipole and normal force.

进而认为材料中产生的超声波是表面热源和体热源共同作用的结果，即是表面正交力偶和垂直力共同作用的结果。

And finding a source of water could be the key to making the lunar surface not just a place to visit but a place to stay.

而找到水源可能是实现这一目标的关键：不仅让月球表面成为一个太空旅行的目的地，而是让它成为一个可停留的场所。

A design of an optical pumping source with multichannel surface discharge is introduced. The effects of the trigger voltage and risetime, and the thickness of dielectric substrate on trigger characteristic are analyzed theoretically.

介绍了多通道表面放电光泵浦源的设计，理论分析了触发电压幅值及上升时间、绝缘基板厚度等参数对所设计光泵浦源触发特性的影响。

A porous surface ionizer for the negative sputtering ion source

用于溅射负离子源的透射表面电离器的研制

A spherical porous surface ionizer for the surface ionization sputtering ion source is introduced, and the principle is also explained in the paper.

介绍了1种应用于表面电离型溅射负离子源的球面形透射表面电离器，并阐述了原理。