Calculation methods of crack spread length are investigated by means of stress theory and brittle fracture theory.
本文从强度理论和脆断理论两方面对此情况下裂纹传播长度的计算方法进行探讨。
Three blocks of data from Xihu sag were acquired with a wide variety of spread length, bin dimension, grid orientation, fold, etc.
西湖凹陷三维地震连片处理中不同时期采集的三块地震数据在偏移距、覆盖次数、面元大小及方位角等方面存在较大差异。
Under less ideal conditions we can see that the spread of data varies from one second to 2.8 seconds, and the box length is of moderate length, indicating some level of dispersion.
在不是很理想的情况下,我们可以看到数据的扩展性在2到2.8秒之间有很大的波动,而框的长度处于一个中等的位置处,这意味着数据的分散程度。
If the length of its cyclic prefix is larger than the delay spread of transmission channel, we can get a simple frequency equalizer to demodulate OFDM signal.
对于传统的OFDM系统来说,如果循环前缀的长度大于信道的时延扩散值,则可以通过简单的频域均衡来解调OF DM信号。
This paper studies the application of minimum description length (MDL) criterion for estimating root-mean-squared (RMS) delay spread (RDS) for MIMO OFDM systems.
研究了MIMOOFDM系统中最小描述长度(MDL)准则在均方根时延扩展估计中的应用。
The rising of the sun was noble in the cold and warmth of it peeping down the spread of light , he raised his shoulder heavily over the edge of grey mountain and wavering length of upland.
冬日里初升的旭日是宏伟的,它温暖的阳光照射大地,他艰难地高举他的双肩使之高于朦胧大山的边缘并把高山的影子变长。
A mechanism to limit the affects of measurements on a device or system. In seismic data acquisition, the length of the spread has the effect of an aperture.
一种限制仪器或系统的测量作用的机制。地震数据采集中,排列的长度就有孔径的作用。
Making use of the principle that the sonic wave made by the rock open fracture spread in the rock, can accurately test the crack's appearance directions and extend length.
利用岩石张裂时发出的声波在岩石中的传播原理,可准确测出裂缝的形态方位和延伸长度。
The point-spread function (PSF) characterizes the resolution of the image, which is a function of the receiving array length and the ambient bandwidth.
点-扩展函数表征成像的分辨率,即接收排列长度和环境带宽的函数。
Another exemplary method includes selectively controlling a length of an equalizer based upon a selected characteristic such as delay spread or mobile station speed.
另一示例的方法包括基于所选的特征,例如延迟扩展或移动台速度,来选择性地控制均衡器的长度。
Heat - sink and Package datum , Pad Spacing, Gap , Length, Width, Spread, Tweeze , Missing, Broken or Un - plated Pad.
吸热和封装数据,衬垫间距,裂口,长度,宽度,伸展,镊子除去,缺少的,断掉的,未电镀引线。
Reluctantly, I spread the glowing length of fabric on the old oak dining table, and we laid out the pieces of the jeans pattern.
我不情愿地在旧橡木餐桌上铺开了那块闪闪发亮的布料,我们一起摊开那几张纸样。
The rising of the sun was noble in the cold and warmth of it peeping down the spread of light, he raised his shoulder heavily over the edge of grey mountain and wavering length of upland.
透过一片晨曦,朝日从朦胧的山冈和起伏连绵的高地过际,沉重地抬起肩头。
The sun did not shine clearly, but it spread through the clouds a tender, diffused light, crossed by level cloud-bars, which streched to a great length, quite parallel.
太阳并不是直射下来,而是柔和地,被云层分割成光柱并穿透云层照射下来,那云层是长长的、平行排列的梯形云。
The sun did not shine clearly, but it spread through the clouds a tender, diffused light, crossed by level cloud-bars, which streched to a great length, quite parallel.
太阳并不是直射下来,而是柔和地,被云层分割成光柱并穿透云层照射下来,那云层是长长的、平行排列的梯形云。
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