焦的

Quasi-near field spots with a profile of sharp edge and flat top can be obtained with a diffraction-weakened lens array, while the speckles imposed on the spot by beamlets interference can be smoothed by spectral dispersion.

消衍射型透镜列阵能获得边缘陡峭且顶部较平坦的准近场焦斑，光谱色散平滑则能有效地抹平焦斑内部由多光束干涉引起的细密条纹。

For coal-fired boilers: coal rate of 8 ~ 20%; clear coking coal-fired system 50 ~ 95%; to reduce sulfur emissions 20 ~ 30%; to reduce harmful gas emissions 50 to 95 percent; firepower improve about 20%; lower value of about 14% of spontaneous combustion, and life brought about by the extension of the boiler to reduce the repair cycle of the furnace, flue, heating surface, such as equipment maintenance Qing Jiao role in enhancing the stability of combustion, reducing harmful gas emissions and other benefits.

对于燃煤锅炉：节煤率为8～20％；清除燃煤系统结焦50～95％；降低硫排放20～30％；降低有害气体排放50～95％；火力提高20％左右；降低自燃值14％左右，并带来延长锅炉使用寿命，减少维修周期，对炉膛、烟道、受热面等设备具有清焦保养作用，提高燃烧的稳定性，减少有害气体的排放等效益。

It indicates that the molecule of petroleum coke contains larger amount of ringed structures and much less side-chain than coal by analysis of the tar and gas from petroleum coke pyrolysis and coal.

分析了石油焦热解气体成分，并把它与几种煤的热解气体成分进行比较，从微观角度预示了石油焦分子主要为环状结构，并且所带的侧链较少。

This corresponds to an energetic efficiency up to 79%, calculated as joules gained as electricity per joules added as carbon source.

这对应于精力充沛的效率79%，计算作为焦耳被获取作为每焦耳的电增加当碳源。

For oil-fired boilers: oil-saving rate of 8 ~ 20%; to reduce emissions and sulfur emissions, removal of the nozzle coking coke 45 ~ 95%; improve fuel calorific value 5 ~ 6%; enhance firepower 5 ~ 25%; to reduce the value of spontaneous combustion about 14% and bring the nozzle to remove coke, will notnozzle coking and improved combustion stability, also catalyzed a number of harmful ingredients, can enhance product quality and yield, extend equipment life; can improve heat transfer efficiency and reduce labor intensity work to reduce harmful gas emissions and other benefits.

对于燃油锅炉：节油率为8～20％；降低废气及硫排放、清除喷嘴积炭结焦45～95％；燃油热值提高5～6％；提高火力5～25％；降低自燃值14％左右，并带来清除喷嘴积炭，不会因喷嘴结焦而停喷，提高了燃烧的稳定性，另外还催化了一些有害成分，可提高产品质量和成品率，延长设备使用寿命；可提高传热效率，降低工作劳动强度，减少有害气体的排放等效益。

Standing in the wheel house, I suddenly see the world as a grainy black-and-white film: all dark skies and white-capped water, everything bouncing in and out of focus.

站在驾驶舱内﹐突然间﹐看到的世界是粗颗粒的黑白影片﹐尽是黑天空白浪涛﹐所有东西都跳跃不定﹐一会儿入焦﹐一会儿失焦。

The self-binding and self-sintering propertirs of the ultrafine powders of the green coke are analysed theoretically, it is pointed uot that long time grinding is the vital way to improve these properties.

本文从理论上对生焦超细粉的自粘结性和自烧结性进行了分析，指出了长时间研磨是提高生焦粉末自粘结性和自烧结性的主要途径。

I plant the production of calcined petroleum coke, petroleum coke used for high-quality raw materials delayed by 9-storey, six fires burning tank inverse Calciner, the high temperature of 1280-1300 degrees from dry distillation.

我厂生产的煅烧石油焦采用优质延迟石油焦为原料，通过九层火道六罐式逆烧煅烧炉，经1280-1300摄氏度的高温干馏而成。

In this paper, the physico-natures of Taixi coal,Baoqiao coal, Daanshan coal and coke powder, such as volatility, reactivity, ignition point and dry distillation rate, were studied under laboratory condition.

对宝钢以煤代焦烧结可使用的四种固体燃料：太西煤、宝桥煤、大安山煤及焦粉的理化性能，如挥发性、着火点、反应性及干馏速度进行了测定和比较。

On the basis of numerical calculation of ultrasonic field of a spherically focusing radiator for various excitations such as continuous waves, attenuation waves and pulse waves, the characteristics of focal speckles for different excitations have been compared and the various factors which cause the changes of the characteristics of focal speckles have been studied.

数值计算了在连续波、衰减波以及脉冲波等不同激励方式下凹球辐射面的聚焦声场，在此基础上，对不同激励源的焦斑特性进行了分析比较，对影响焦斑特性变化的因素进行了分析研究。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。