结果表明：不同密度级的煤样其光催化氧化降解的机理不同；
The results indicate that the mechanisms of different density grade's coal components in photo-oxidation degradation are different;
在固定床光氧化反应器中，对神府煤不同密度级组分进行了紫外光光氧化研究。
The UV photooxidation characteristics of different density macerals of Shenfu coal have been studied in a fixed bed photoreactor.
跳汰机床层某一位置的散密度、真密度、灰分、各密度级含量等床层参数之间存在着一定的相互关系。
At a specific layer of a jig bed, its parameters as bulk density, true density, ash content, and density fractions bear a certain relationship.
这次6.3级的地震发生在人口密度较集中的赖斯特彻奇市附近，而深度只有5公里(3英里)。
Besides striking closer to a major population center, the 6.3-magnitude Christchurch earthquake had a depth of just 5 kilometers (3 miles).
基于SOS效应工作的半导体断路开关可以在纳秒级时间内关断大密度电流，因此可应用于电感储能的脉冲功率发生器。
Based on Semiconductor Opening switch (SOS) effect, the SOS can switch off current of great density within nanoseconds, which is applied to pulse power generator of inductive energy storage.
分析了梭梭种群的径级结构、高度结构、密度和空间分布格局变化等。
The diameter structure, the height structure, the density and the distribution pattern were worked out.
标准中给出了1级和2级精密度和准确度的最大允许值，误差的图解说明具体见标准。
Standard grade 1 and grade 2 is given in the precision and accuracy of maximum allowable values, see diagram to explain the specific standard error.
结果表明两级喇曼压缩系统配偏振干涉能有效抑制主束谐波影响，以更高时间分辨测量等离子体的更高密度区域。
The result shows that with the aid of the probe beam, the electron density can be probed with a much higher temporal resolution and the disturbance of harmonic can be effectively avoided.
随着微电子封装密度的提高，板级封装在跌落冲击载荷下的可靠性成为人们关注的焦点。
With increase in electronic package density, the reliability of a board-level package under drop impact load becomes a key issue.
分析了白皮松的群落学特征、径级结构及其密度变化规律；绘制了存活曲线和死亡曲线，从多角度研究了白皮松幼林种群的动态变化规律。
The community feature, size-class structure, the regulation of changing density were analyzed and the survival curve, the death curve and the life table were worked out.
本文给出了频标放大器输出级相位噪声功率谱密度的公式。
A formula of phase spectrum density for transistorized amplifier is given.
研制的低密度烧蚀材料基本达到了空间级材料水平。
The low density ablative materials studied here have basically reached the space grade level as a result.
种群密度随径级增大而减小。
The population density decreases with the increase of diameter class.
栎类次生林乔木的密度随高度级、径级的增加而递减，但树种丰富度却不随树木的密度增加而增加。
Tree density in the forest decreased with the increases of height class and diameter class, whereas species abundance did not increase.
所述结构可具有较不复杂的聚焦、减小的串扰、较紧密的像素组装密度、提高的量子效率及晶 片级封装。
The structure may have less complex focusing, reduced crosstalk, tighter pixel packing density, increased quantum efficiency, and wafer-level packaging.
该分割电极压电致动器可用于精密定位，尤其适合在高密度硬磁盘驱动器的磁头定位两级伺服系统中作第二级致动器。
The split morph can be used as precision positioner, especially as the secondary actuator in dual stage head positioning servo system of high density hard disk drives.
随着芯片集成度及整机安装紧凑性的提高，计算机发热密度近年来一直呈指数级增长。
With the increase of chip integration level and packaging density, the heat density generated in computer keeps increasing exponentially in recent years.
级配较好的土，沉积后的干密度较大；
Well graded soil will has the larger dry density after sedimentation ?
直方图是图像灰度级的概率密度函数，它给图像提供了许多特征。
The histogram is the probability density function of the image level. It gives quite …
常绿阔叶林内不同高度级、不同径级和不同样方斑块内的树种数都与树木密度呈显著的正相关关系。
There was a significant positive correlation between tree species abundance and tree density for trees of different height classes.
基于种群径级结构分析，木荷种群密度随个体胸径的变化趋势类似于偏正态分布形曲线。
Based on analysis of population size class structure, the trend of population density of Schima superba changing with individual DBH was similar to skew normal distribution.
高密度发泡实心硅胶密封圈，防尘防水等级高，灯具防护等级IP65,1级电气绝缘保。
High-density foam solid silicon rubber sealing ring, high level of dustproof and waterproof, IP65, electrical insulation protection is 1 degree.
将少量相对高分子量的高密度聚乙烯(HDPE)加入到相对低分子量的通用级HDPE中，在复合应力场作用下挤出制成管材。
A small amount of high molecular weight HDPE was added into relative low molecular weight HDPE under compound stress field to extrude pipe.
材质：中密度板基材，AAA级胡桃木木皮贴面，实木封边，钢制台脚，配副台和推柜。
Material: MDF substrate, AAA Grade walnut veneer veneer, solid wood edge, steel legs of the table, with Vice-desk and push cabinet.
该算法在离线阶段根据能量密度的优先级来选择要执行的任务的可选部分，达到静态性能最优；
The new method selects the optional part of the task in light of priority of energy density offline, which can optimize system performance.
典雅内敛风格的胡桃木皮贴面依附在基材e1级材质的高压塑合板上，福人牌高密度板，高贵气质与生俱来。
Elegant style of walnut wood veneer inside the base material of E1 high compression plates, blessing person card is high density board, noble qualities born.
为了降低低密度奇偶检验码的误码平底，提出一种基于陷阱集状态检测的两级置信度传播译码算法。
A two stage belief-propagation(TSBP)decoding algorithm was developed based on trapping set state(TSS)detection to reduce the error floor of low-density parity-check(LDPC)codes.
在目标识别级重点讨论了基于D - S证据理论的目标识别融合，通过性能分析可知该算法具有不需要先验概率和条件概率密度等优点。
In object identification level object identification fusion based on D-S proof theory was discussed, performance analyzing is found that the arithmetic did not need probability distribution.
树种数和树木的密度都随高度级、径级的增加而呈负指数或负幂函数递减。
Both the Numbers of tree species and tree density decreased as height class or diameter class increased, fitting both negative exponential and negative power equations.
树种数和树木的密度都随高度级、径级的增加而呈负指数或负幂函数递减。
Both the Numbers of tree species and tree density decreased as height class or diameter class increased, fitting both negative exponential and negative power equations.
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