屏蔽线

Disclosed is a leaky-wave dual polarized slot type antenna, including: first and second feeding circuit sections comprised of N-first strip lines and N-second strip lines with a loop every first period along the X-axis on the first dielectric layer and a second period along the Y-axis, in which the N-first strip lines and the N-second strip lines are parallel to each other being alternate, and each length of Ls1 and Ls2 for the first period satisfies the equation of , first and second multi-channel dividers formed at once and the other sides of the first dielectric layer, to connect the N-first strip lines and the N-second strip lines parallel with each other; and first and second central ports formed in the opposite direction of the cavity, each of the feeding circuit sections being connected to the first and second multi-channel dividers; and first and second slot sections being formed by patterning the second shielding layer, in which M-first and M-second slots are arrayed along the direction of the X-axis and each of the first and second slots forms N-row first and N-row second slot arrays, respectively, which cross the first and second strip lines for each, the first slot and the second slot being orthogonal to each other.

公开了一种漏泄波双偏振槽型天线，包括：第一和第二馈电回路部分，其具有沿着X轴在第一介电层每第一周期以及沿着Y轴的第二周期形成具有环路的N第一带状线和N第二带状线，其中N第一带状线和N第二带状线彼此平行并交替，并且对第一周期的各Ls1和Ls2的长度满足等式，第一和第二多通道分配器寻形成在第一介电层的一侧和另外一侧上，以连接彼此平行的N第一带状线和N第二带状线；以及形成在腔的相对方向中的第一和第二中心端口，每个馈电回路部分连接到第一和第二多通道分配器；以及第一和第二槽部分，所述第一和第二槽部分通过对第二屏蔽层形成模式而形成，其中M第一和M第二槽沿着X轴的方向安置，各第一和第二槽分别形成N行第一和N行第二槽阵列，其对每个横过第一和第二带状线，第一槽和第二槽彼此正交。

Proposed category 6/class E standards describe a new performance range for unshielded and screened twisted-paid cabling.

所提议的 CAT 6/ class E 标准描述了非屏蔽和屏蔽双绞线的新的性能范围。

Twisted pair cabling comes in two varieties: shielded and unshielded.

双绞线布线播放器有两种不同的版本：屏蔽和非屏蔽。

Cables with twisted pairs are available shielded or unshielded.

采用双绞线的电缆有屏蔽的，也有非屏蔽的。

Guangzhou subway No.3 lines some station was taken as research object , the infiltration and exfiltration pattern of airflow via opened Platform Screen Doors was simulated with CFD , besides, the airflow pattern in the front and the back of the train was analyzed respectively.

采用计算流体力学方法，以广州地铁3号线某车站为研究对象，对列车停靠站台，屏蔽门开启时，气流通过屏蔽门在车站站台和隧道间的渗漏模式进行数值模拟，并对列车前后端屏蔽门漏出风和渗入风模式进行了分析。

Insulated shield and ground wire: insulated layer which outside of insulated wire core composed by semiconductive electric layer tinning copper wire and fibre material.

绝缘屏蔽与地线：在绝缘线芯外面由半导电层及镀锡铜线与纤维材料交叉编织组成的屏蔽层。

The electric capacity coupling matching and inductance coupling match are two kinds of forms that conducted coupling, passing the analysis to constitute the mechanism and principle to them, putting forward repressing a few of their methods: Match the length that can adopt to let up to lead line and enlarge the line to be apart from to the electric capacity coupling ,.

电容性耦合和电感耦合是传导耦合的两种形式，通过对它们构成机理以及原理的分析，提出了抑制它们的几种方法，如对于电容性耦合可以采用减小导线的长度、增大线间距，平衡法，对干扰源和被干扰源进行屏蔽等方式进行抑制干扰；对于电感耦合可以用减小互感，局部形成耦合环，对干扰源进行屏蔽等方式来对干扰进行抑制。

The main products are: crane accompanying cables; Elevator cables; towline cable; weak intelligent system cable; security monitor cable works; Electrical cable installation works; electrical equipment cable; Intelligent Building General Line; chassis cabinets cable; control cables; shielded cable; copper coaxial cables; power cord; insulated conductor; soft lines, wire; high-temperature line; retardant cable; fire-resistant cable; Low Smoke Zero Halogen cable; all kinds of special specifications for special custom cable .

主要产品有：起重机随行电缆；电梯电缆；拖链电缆；弱电智能系统线缆；安防监控工程线缆；机电安装工程线缆；电器设备电缆；智能楼宇综合线；机箱机柜电缆；控制电缆；屏蔽电缆；铜轴电缆；电源线；绝缘导线；软线，电磁线；高温线；阻燃线缆；耐火线缆；低烟无卤线缆；各种特殊规格特殊订制线缆。

With this shield in place, the noise current generated by the electrostatic voltage source and the coupling capacitance flows through the shield to ground rather than through the signal conductors.

有了这种屏蔽，由静电电压源和耦合电容产生的噪声电流就经过屏蔽流到地，而不再流过信号线。

Our main products are: Digital Board with RF coaxial cables, digital bureaux symmetrical RF cables, high frequency coaxial cable, digital communications cable symmetrical, high-frequency digital transmission cables, security cables and industrial inspection, multi-structure control of an integrated multi-core cable , multimedia cables, cross-linked communications cables, control cables, shielded cables, electrical lines installed, UL electronic lines, plant rooms and so on with flame-retardant flexible cables, common backbone network cables, network cables ordinary slip, elevator cables, instrumentation cables, PTFE high temperature cables, ultra-five twisted-pair, program-controlled switchboard wiring cables, high frequency cables, low smoke zero halogen cables, various types of flame-retardant and fire-resistant cables, nylon jacket line, car line, data transmission cables, HFC access network using coaxial cable, 75 ohm foam Physics Series, CATV coaxial cable, 50 ohm series of RF coaxial cable, low loss 50 ohm series of physical foaming coaxial cable, control cable, rubber cable sets , electric welding cables, silicon rubber cables, marine cables, mining cables, PVC insulated wire and cable, computer cable, power cable, electrical wiring primer, rubber insulated wire, woven wire, high temperature wire, XLPE cables ship cables, high temperature cables, such as fire, at the same time to take a special type electric wire and cable products specifications to develop a business.

公司主要产品有：数字局用同轴射频电缆，数字局用对称射频电缆，高频同轴电缆，数字通信对称电缆、高频数字传输电缆、保安与工业检测电缆、多重结构多芯控制综合电缆、多媒体电缆，交联通信电缆，控制电缆，屏蔽电缆，电器安装线， UL电子线，机房等场合用阻燃软电缆，普通主干网络电缆，普通支路网络电缆，电梯电缆，仪器仪表电缆，聚四氟乙烯高温电缆，超五类双绞线，程控交换机配线电缆，高频电缆，低烟无卤电缆、各类阻燃和耐火电缆、尼龙护套线、汽车线、数据传输电缆，HFC接入网用同轴电缆、物理发泡75欧姆系列、CATV同轴电缆、50欧姆系列RF同轴电缆、低损耗物理发泡50欧姆系列同轴电缆，控制电缆、橡套电缆、电焊机电缆、硅橡胶电缆、船用电缆、矿用电缆、聚氯乙烯绝缘电线电缆、计算机电缆、电站用电缆、电机引接线、橡皮绝缘电线、编织电线、高温导线，交联聚乙烯电缆船用电缆、耐高温防火电缆等，同时承接特殊型号规格电线电缆产品的研制、开发等业务。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。