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- The MTF of the same lens in the different space frequency is measured, the results agree well with the practical results. 对同一双胶合透镜在不同空间频率下的MTF值进行了测量,所得结果与实际值基本吻合。
- The layer space among untreated samples, treated samples and MPW changed unobviously confirmed by X-ray diffraction. 未处理材、处理材及复合材料结晶区晶层间距变化不明显。
- Objective To explore the curative effects of picture visual evoked potential(PVEP) space frequency stimulation therapy on amblyopia. 目的观察图像视觉诱发电位(PVEP)自率空间频率眼、脑联合训练疗法治疗儿童弱视的疗效。
- According to optical transfer function, degree of modulation and apperceive degree of space frequency vision vs object image, TIFF grayscale scenograph is made. 根据光学传递函数、调制度和空间频率视觉及对物象的感知程度,制作TIFF格式透视灰度图。
- In this paper, two fractionally-spaced space frequency equalization schemes for the downlink of broadband single-carrier multi-user MIMO-CDMA system are proposed. 该文提出了两种适用于宽带单载波多用户MIMO-CDMA系统下行链路的分数间隔空频均衡接收方案,并进行了理论推导。
- G. can be attained, and that in order to enhance S.S.G. for a given saturation efficiency, the changing rate of grating space frequency should be chosen properly. 在保证一定的饱和抽取效率情况下,为了提高小信号增益,应适当地选取光栅的空间频率变化率。
- vertical Bell lab layered space time 垂直-贝尔实验室分层空时结构
- Bell lab layered space time code 贝尔实验室分层空时码
- A form of frequency modulation in which the carrier frequency is shifted between a mark frequency and a space frequency in response to the impressed intelligence signal ( frequency-shift keying ). 频率调制的一种方式,其中载波频率在标志频率和场频率之间移动,以响应外加的情报(数据)信号。
- Bell labs layered space time (BLAST) 分层空时码
- Bell- labs Layered Space Time(BLAST) 分层空时结构
- Compared with the conventional frequency domain equalization schemes, the proposed fractionally-spaced space frequency equalization ones have better performance with low complexity. 仿真结果表明,这两种分数间隔空频均衡接收方案都比传统的频域均衡接收方案在性能上有很大的提高,并且复杂度也比较低。
- transversely isotropic layered space 横观各向同性场地
- receiver layered space -time codes 接收机分层空时码
- Random Layered Space Time (RLST) coding 随机分层空时码
- XRD spectrum showed that modification made the montmorillonite layer spacing greater and resulted in a better exfoliation compared with unmodified epoxy resin. 射线衍射分析表明,改性使蒙脱土层间距变大,制备出的环氧树脂/蒙脱土纳米复合材料剥离结构较好。
- MDFFA and TMAB make layer spacing of bentonite which have been modified by low concentration CTAB decreased.MDFFA has better anti-swelling effect on bentonite than TMAB. MD膜驱剂和TMAB可使经低浓度CTAB改性的膨胀性膨润土层间距降低,且MD膜驱剂的防膨作用强于TMAB.
- space frequency transmit diversity(SFTD) 空频发射分集
- Tell that joker to stop using my parking space. 叫那个家伙不要占用我的停车场。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries