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Aiming at hydronic road snow-melting systems based on renewable energy including solar and geothermal energy, the behavior of heat and mass transfer during the snow-melting process is studied theoretically and experimentally in the present work, which can be taken as references for system design and large-scale applications in future.

本文以基于太阳能、地热能等可再生热源的流体加热道路融雪系统为研究对象，主要针对融雪过程中的有关传热传质过程展开了一系列基础理论与实验研究，为进一步优化设计与规模化应用提供了指导依据。

His examples included two he had investigated experimentally: slave-making ants and the construction of hexagonal cells by honey bees.

包括了两个他曾经进行了实验调查的例子：有奴役习性的蚂蚁和建筑六角形蜂房的蜜蜂。

The response of a short single-wire line excited by EMP was theoretically investigated and experimentally validated by means of an EMP simulator.

研究了有界波电磁脉冲模拟器下短线缆效应的理论建模和实验方法。基于传输线模型计算了线缆在有界波电磁脉冲模拟器辐照下的电流响应。

This paper experimentally studied smash characteristic of com straw, including mainly performance parameter of pulverizer such as consumption of electricity per ton, hour productivity and hammer patch thick under the condition of different moisture rates and sieve pore diameter .

本文主要对不同含水率、筛孔直径下粉碎机的吨料电耗、小时生产率及锤片厚度等性能参数进行了玉米秸秆粉碎特性试验研究，结果表明：对于相同筛孔直径，随着含水率的增大，负荷输入功率基本不变，吨料电耗增加，生产率降低；对于相同含水率的玉米秸秆，随着筛孔直径的增大，吨料电耗、负荷输入功率降低，小时生产率增加；度电产量和粉碎效率随着锤片厚度的减薄而增加，当锤片厚度为4mm时，既能够保持较高的粉碎效率，又保证了一定的耐用度。

We made an experimentally and theoretically research on SRS at low temperature (about 80K-190K) in highly single mode circular optical fiber. The experimental apparatus is designed and the principle of experiment is given. The SRS in highly single mode circular optical fiber is measured at different temperature. A series of SRS spectra is get in low temperature. On base of the spectra, we get a curve of the frequency shift and the half breadth with the temperature fluctuation.

对石英系圆芯光纤在低温下(80K-190K)的受激喇曼散射进行了初步的实验研究，设计了实验装置，给出了实验原理，在不同温度下对单模圆芯石英光纤的喇曼散射进行了测量，得到了在低温条件下喇曼散射的一系列光谱图，得出了喇曼谱线的频移、半宽随温度变化而变化的曲线。

The self-strength of calcium ferrite binding phase in sinter and relationship between the fracture/compression strength and binding phase's composition were studied experimentally.

以烧结矿中的铁酸钙粘结相为研究对象，考察了粘结相自身的抗折、抗压强度随粘结相组成的变化规律。

It is very important to reveal the characteristic of nonlinear small-scale self-focusing of broadband laser experimentally, and it is also of great theoretical and practical significance for the development of high-power laser system.

本文在利用解析和数值方法研究宽带激光自聚焦规律的基础上，通过搭建具体的实验平台，进一步从实验上研究了宽带激光小尺度自聚焦的动态传输过程。

Fluidization and Sounding Pressure Characters Experimental Research on Pulsating Fluidized Bed After verifying experimentally the Rijke type self-exciting pulsating fluidized bed combustion, under different operating conditions (different empty cross-section wind speed and inaction bed height), experimental research the oscillation characters of sounding pressure in the pulsating fluidized bed. The results indicate that the sound characters in the Rijke type self-exciting pulsating fluidized bed combustor are the same with it in the Rijke type combustor, the pressure in the combustor oscillate up and down in the sinusoidal manner and the pressure is the superposition of the multiple harmonic waves.

脉动流化床流化与声学压力特性实验研究在实验验证了Rijke型自激脉动流化燃烧概念后，在不同运行条件(空截面风速、静止床层高度)下，实验研究了Rijke型自激式脉动流化床的声压振动特性，研究结果表明：脉动流化床内建立起的声波特性和Rijke型脉动燃烧器内的一样，各点压力呈正弦规律上下振动，且压力是基波幅值最大的多次谐波的叠加。

In this work,α-Al〓O〓, form the high temperature calcined product of Al 〓 by Debye method, was used as raw material to fabricate alumina ceramics. The seed crystal was added by ball milling of pure α-Al〓O〓 and the alumina ceramics with elongated grains has been experimentally fabricated.

本研究通过拜耳法制备的工业氢氧化铝粉经高温煅烧过程分解转相得到高温稳定的α-氧化铝粉作为制备氧化铝陶瓷的原料，利用球磨过程的磨耗向氢氧化铝粉中引入高纯氧化铝作为晶种，制备出了具有长柱状晶的氧化铝陶瓷。

Five different mixing chamber geometries are tested experimentally with the stoichiometric gasoline-compressed air at frequency of 6 Hz and the effect of screw-pitch and inner diameter ratio on the performances of PDE is investigated.

实验针对爆震频率为6Hz、当量比为1的汽油和压缩空气混合气，实验研究了脉冲爆震发动机模型混合室内5种不同扰流螺纹螺距内径比对其性能的影响。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。