In MC-DS-CDMA systems,the optimization of both carrier spacing and chip waveform can reduce the system multi-access interference.
通过对MC-DS-CDMA系统中多址干扰(MAI)的研究,提出了运用最优化波形结合最优化载波间距来减小系统多址干扰的方法。
The extent of space between two objects or places;an intervening space.
距离,间距两物体或两地方之间的空间距离;一段空间
Linearity (time or distance)
线性(时间或距离)
range hand wheel
距离手轮, 距离盘
Construal Level Theory:From Temporal Distance to Psychological Distance
解释水平理论:从时间距离到心理距离
back focal distance
【光】后焦距﹝指镜头与菲林间的距离﹞
The distance between two wheels on an axle.
轮距车轴上一对车轮之间的距离
The distance between the center of an eccentric and its axis.
偏心距偏心圆的中心与圆轴间的距离
"apart: at a distance in place, position, or time."
相隔,相距: 在地点,方位或时间上成距离
fore - and - after clearance
(工作部件)前后间距,纵向距离
The difference in longitude between two positions as a result of movement to the east.
东距两地间经度差,指向东移动的距离
The distance between the two rails of a railroad.
轨距铁路两根钢轨之间的距离
the point located farthest from the middle of something.
距离事物中间最远的点。
a very small distance or space.
非常小的距离或空间。
small opening between things.
事物之间的狭小的距离。
The machines shall be at least ... m apart.
机器间隔距离至少..米
a short distance between the two houses
两所房子间的短距离
distance travelled per unit time.
单位时间内形成的距离。
Friends agree best at distance.
朋友之间也会保持距离。