在接触到花粉颗粒时，鼻子和眼睛内的细胞释放出组胺和其它化学物质，导致红眼睛和鼻塞。
Cells inside the nose and eyes release histamine and other chemicalswhen they come in contact with the grains, causing red eyes and ablocked nose.
一种关于暗物质颗粒的观点认为：暗物质颗粒本身存在反粒子，这意味着它们互相接触后互相自行抵消。
One notion regarding dark matter particles suggests they have antiparticles, meaning they annihilate each other on contact.
机组运行时，大量灰尘和固体颗粒杂质由于重力、惯性扩散、接触阻留、静电等综合作用，灰尘沉降堆积在过滤元件上。
The unit operation, a solid particles of dust and impurities by gravity, inertia diffusion, contact resistance leave, static comprehensive effect, dust settlement piling up in filtering elements.
频繁接触石墨的微小颗粒可能已使他的肺变得虚弱了。
Frequent contact with minute particles of graphite may have weakened his lungs.
采用膨胀颗粒污泥床(EGSB)—接触氧化工艺处理棕榈油废水。
Palm oil wastewater was treated by expanded granular sludge bed (EGSB) contact oxidation process.
当肥料颗粒接触潮湿土壤时，肥料便会吸收水蒸气，于是水溶养分开始透过包衣上的微孔缓慢而不断地扩散。
When the fertilizer particle contacts the moist soil, the fertilizer will absorb the vapor, and water dissolves nutrients begin to spread but constantly slow through the capillary on the capsule.
将砂土颗粒的接触方式分为完善联结和滑动联结。
The contact among grains can be classified as perfect contact and sliding contact.
该研究还指出了，当耕作土壤颗粒与空气接触，土壤有机质就会在氧化过程中流失。
The study also noted that when tilled soil particles come in contact with air, soil organic matter is lost through the process of oxidation.
在丁字路口或十字路口，打开车窗的车辆接触的有害颗粒物比行人高六倍多。
The exposure was more than six times greater in cars with open Windows than for pedestrians at three - or four-way intersections.
提出了采用基于颗粒接触力学原理的离散元法对耕作土壤动力学问题进行数值模拟的新思路。
A new simulation strategy using the Discrete Element Method (DEM) based on spherical particle contact mechanics to tillage soil dynamics was proposed.
电接触故障在电子设备中大量存在，其中大部分都与大气中的尘土颗粒有关。
The electric contact failure, most of which are caused by dust particles in the atmosphere, widely exists in electric equipments nowadays.
孔隙轮廓线分形维数是用来描述孔隙本身所具有的分形特征，它反映了土壤孔隙与固体颗粒接触界限的不规则性。
The pore profile fractal dimension depicts fractal geometry characteristics of soil pores, which reflects the irregular and rugged boundaries between soil pores and particles.
失效模拟实验证实乳酸钠与尘土颗粒结合可以加速电接触失效。
Simulation of the fretting failure with the coexistence of dust particles and sodium lactate confirmed that the sodium lactate could result in high contact resistance.
产品层被流化后固体颗粒和气体之间的接触面积大大增加。热传导的速度非常快。
The large contact area in the fluidized bed provides a rapid heat transfer between solid particles and gas.
美国人平均每年接触的细微颗粒物减少了约27%，欧洲的减少幅度较小。
The United States has experienced a reduction of about 27 percent in the average annual exposure to fine particulate matter, with smaller declines in Europe.
模拟结果反映了颗粒间接触，烧结颈生长和气孔球化的微观过程。
The simulation results reflect the microscopic process such as grain contact, sintering neck growth and pore spheroidization.
这些结果与海底浅表层沉积物的物理力学性质、颗粒接触状态、颗粒的微结构等特征有关。
These results are related to the characteristics of seafloor surface sediments such as physical-mechanical features, grain contact state and sediment microstructure, etc.
碰撞颗粒传热是基于球体接触时的弹性变形的分析得到的。
The heat transfer between the particle-particle collisions is analyzed based on the elastic deformation of the spheres during their contact.
炉法炭黑难于在水中分散，炭黑聚集体颗粒进一步聚集，因此其平均粒度远大于接触法炭黑。
The mean granularity of furnace black particle dispersed in water is higher than of connect black because the trend that the particles of furnace black are attached each other is strong.
有幸的是，在赫兹接触力学的提示下，本课题组找到了一个合适的弹性能表达式，并建立了一组关于颗粒物质的非线性弹性方程。
Fortunately, our team has obtained an elastic energy expression and established a set of nonlinear elastic equations on granular matter based on indications of Hertz contact mechanics.
通过对改性产品接触角测量和红外光谱分析，探讨了颗粒粒度、表面性质、晶体结构对填充橡胶性能的影响。
Through measures such as surface contact Angle method and infra-red spectrum, the effects of particle size, particle surface activity, particle shape, etc were studied.
流变变形被认为是颗粒间固体胶结接触面的破坏过程的宏观表现。
The creep deformation is seen as the macroscopic consequence of the progressive destruction of cemented solid contact surface between grains.
这种密封装置采用非接触迷宫螺旋密封型式，克服了固体颗粒造成的磨损；
The new sealing device adopts non-contact labyrinth spiral sealing mode, prevents the wear caused by the solids.
研究结果表明强化气相与水合物颗粒之间的接触传热对提高水合物的生成速率具有十分重要意义。
The result shows that it can effectively accelerate the rate of hydrate formation by enhancing the heat transfer between the gas phase and hydrate particle.
建立了包括设备、算法及软件的细观测量系统以用于测量土与结构接触面试验中土颗粒的运动。
A microscopic measurement system including device, algorithm and software was presented to observe and measure the particle movement in soils during soil-structure interface test.
颗粒间接触用广义弹簧单元表示，相邻颗粒接触点的塑性变形用非线性弹簧表示。
Each particle was located by a node at its centre and the plastic indentation of the contacts between neighboring particles was represented by a non-linear spring.
蜡晶颗粒相互作用增强，致使颗粒彼此接触、“搭架”形成结构。
The increase of the interactions among paraffin crystalline particles leads the particles to contact each other and bridge to form the structure.
蜡晶颗粒相互作用增强，致使颗粒彼此接触、“搭架”形成结构。
The increase of the interactions among paraffin crystalline particles leads the particles to contact each other and bridge to form the structure.
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