存在严重多径干扰的环境中,使用较长的保护间隔将导致以下哪种结果?
In an RF environment with high multipath, what is the result of using a technology with a longer guard interval?
接着分析了保护间隔和循环前缀抗符号间干扰(ISI)和信道间干扰(ici)的性能。
Then analyzes the performance of overcoming inter symbol interference (ISI) and inter channel interference (ICI) of the guard interval (GI) and the cyclic prefix (CP).
该保护方式容易融于分布式馈线保护间隔单元中,不需配置监控系统选线模块或专用选线装置。
The protective mode is fused with the gap units of distributed feeder protection easily, and does without disposing appropriative devices for the selection grounded feeders and its software.
第一种帧同步算法直接利用了一个长PN序列产生相关并融合保护间隔的冗余特性获得同步信号。
The first kind of the frame synchronization algorithm employs the correlation of the long PN sequence and the redundancy of the guard interval to produce the synchronization signal.
与其他方法相比,该方法计算复杂度较低,能够避免频谱倒置的情况,并且可以兼顾频谱间的保护间隔。
This method is less computationally complex than other similar approaches, and avoids spectrum inversions, while including analyses of the guard-bands.
该文提出了一种适用于时域正交频分复用数字传输(TDS - OFDM)系统的基于保护间隔相似特性的高精度载波细同步算法。
This paper presents a fine carrier synchronization algorithm based on the similarities of the guard interval for Time-domain synchronous OFDM (TDS-OFDM) systems.
当人们对流感病毒没有预先免疫性,他们就需要几周间隔的两次注射而不是一次注射-这在当时免疫接种很多人去保护他们操作是非常困难的。
When people have no pre-existing immunity to a flu virus, they need not just one but two doses of vaccine several weeks apart - making it very hard to immunise many people in time to protect them.
如此漫长的间隔也带来了希望,一旦“发现了神秘的,不可思议的神经保护性因子,”Schenck说,它就能够在大脑严重受损之前被使用。
Such a long interval brings the hope that once a "mysterious and magical neuroprotective agent is identified," Schenck says, it could be used before the brain is damaged severely.
美国环境保护署敦促承建商对1978年前建成的房屋进行铅安全的整改工作,把正在施工的房间隔离开,同时使用真空蒸发器和面具防止铅尘弥漫。
The U. S. Environmental Protection Agency obliges contractors to do lead-safe renovations on pre-1978 homes, isolating rooms where work is under way and using special vacuums and masks for dust.
变电站间隔层的保护测控单元可以通过网络交换信息和数据,因而CAN总线网构成了高效率信息、数据网络。
With high efficiency of CANbus network, the protection & monitor units of substation bays can exchange information through the network quickly to achieve data sharing in substation automation systems.
即当线路出现故障,继电保护使断路器跳闸后,自动重合闸装置经短时间间隔后使断路器重新合上。
That is, when the line failure, the relay circuit breaker tripping, the device auto-reclosing after a short time interval, so that a re-breaker.
但从对线路构成整个较完整的良好保护的角度出发,还是以每一个间隔档距均安装一组线路过电压保护器的方式更好。
But from the constitute the whole a complete good protection of circuit's perspective, or in the each rails from over-voltage protector installed a set of lines way better.
基于IEC 61850标准设计的新型数字保护平台将过程层合并单元、智能执行单元和间隔层设备映射到具体的板卡上。
A digital protection platform is designed according to IEC 61850, in which the merging unit, smart actuator and bay-level devices are mapped to actual circuit boards.
采用密间隔电位测量技术对集气干线系统的阴极保护状况进行测量与分析,评价阴极保护效果。
The cathodic protection effect was evaluated by adopting close interval measuring techniques to measure and analyze the cathodic protection status in gas gathering pipeline system.
这场雷雨带给人们更多的关怀和保护,拉进了有恋人的间隔。
The thunderstorm to bring people more care and protection, drawn into a lover's interval.
纯度保护系统可以节省燃油、降低恶化水平、保持发动机清洁、提高生产力并延长服务间的间隔。
Purity Protection System saves fuel, reduces the level of deterioration, maintains cleanliness in the engine, increases productivity and inter-service interval.
当前臂后侧皮神经在外侧肌间隙离开后侧肌间隔时加以辨别并保护。(图1-102,B和D)
Identify and protect the posterior antebrachial cutaneous nerve as it leaves the posterior compartment at the lateral intermuscular septum (Fig. 1-102, B and D).
采用5557先进的火花保护系统,在模具产生火花时间间隔0.03秒内,火花保护进入工作状态而达到保护模具不受损坏的目的。
Adopt advanced 5557 spark protection system, within 0.03 seconds the system will start after the spark occurs, thus protect the mold from being damaged.
而且,要达到这一水平的保护作用,还需要一个典型的流感疫苗的抗原剂量的12倍剂量,注射还分两次进行,第二次注射与首次注射间隔好几个星期。
Reaching even that level of protection required 12 times the dose of antigen delivered by a typical flu shot, and required that the treatment be given in two shots several weeks apart.
间隔莫:艇身内部的间隔莫不仅能保护各气室的完全密封,而且也可以灵活的调节各个锥体部分的压力平衡。
Mo interval: measuring the internal layout especially the protection of the gas only in fully enclosed rooms, but also the flexibility to adjust various parts of the Cone pressure balance.
文章提出了采用多令牌桶进行带宽分配的机制,提供了一定的流间隔离与保护。
The paper presents a new bandwidth allocating algorithm based on the multiple token buckets mechanism, which to a certain extent provides the desired isolation and protection among flows.
重新制作的神圣保护(118耗蓝,5分钟cd):减少12秒内受到的所有伤害50%,但是增加两次攻击间的间隔50%。
Reworked: Divine Protection (118 Mana, 5 Minutes cooldown) : Reduces all damage taken by 50% for 12 seconds, but increases the time between your attacks by 50%.
本文对他的模型进行改进,以确定一个保护一组目标物种、间隔最小的自然保护区。
This paper modified this model to design a nature reserve which can protect a set of target species while incurring minimal fragmentation among selected sites.
改进后的模型对每个备选地块定义两个变量,用两个变量的取值差异表示保护区内部间隔。
The modified model defines two variables for each site, and the difference in the value of these two variables represents the extent of fragmentation.
它提供了额外的保护率,尤其是当流体变化间隔遗漏或在大量使用,即使在被滥用。
It provides an extra margin of protection, especially when fluid change intervals are missed or during heavy use; even during abuse.
模型的计算效率检验结果显示,该模型可在合理时间内解决包含100个备选地块的间隔最小保护区设计问题。
Computational performance tests showed that the model can solve a minimal fragmentation reserve design problem involving 100 potential sites in area-sonable period of time.
在间隔层,根据线路保护、主变保护、母线保护的特点对几种间隔组网方案进行了分析,提出了间隔层组网方案的建议。
In the bay level, several networking schemes are analyzed according to the features of line protection, main transformer protection and busbar protection, and Suggestions are provided.
在间隔层,根据线路保护、主变保护、母线保护的特点对几种间隔组网方案进行了分析,提出了间隔层组网方案的建议。
In the bay level, several networking schemes are analyzed according to the features of line protection, main transformer protection and busbar protection, and Suggestions are provided.
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