同步

For eliminating clock synchronization error in orthogonal frequency division multiplexing systems, a clock synchronization method worked over multipath fading channels was proposed.

为消除时钟同步误差对正交频分复用系统的影响。提出了一种可工作在多径衰落信道下的时钟同步方法。

An asynchronous coupling method is proposed to reduce the walkoff effect, and the results show that asynchronously coupling of the bright pulse with the dark soliton can efficiently improve the bright pulse compression relative to the synchronous coupling method.

还发现，若采取本文提出的非同步耦合法，则可以明显地弥补离散效应对脉冲压缩的影响，从而有效地改善脉冲压缩效果。标签脉冲离散交叉相位调制脉冲压缩非同步耦合 pulse walkoff cross phase modulation pulse compression asynchronous coupling

In order to solve the accumulation of synchronization error over hop distance in large scale wireless sensor networks, A new time synchronization algorithm has been proposed based on two-layer topology.

为了解决大规模无线传感器网络中同步误差随跳距的累积问题，提出一种基于二层拓扑结构的时间同步算法。

This cylinder bed heavy duty lockstich sewing machine is especially designed for production of lugage case and luggage bag,featuring original appearance and rigid structure It is designed with sliding lever thread take-up,vertical rotating hook,cog band for driving arm shaft and hook shaft,compound feed by presser foot feed dog and needle,and disc type stitch regulator.

本机是专为箱包制造业设计的筒式厚料平缝机。结构坚实，造型新颖。采用滑杆挑线，立式旋梭勾线，构成双线锁式线迹。上下轴用同步齿形带传动；压脚、送布牙、机针同步送料；圆盘式针距调节机构。

The paper described the basic methods of chaos synchronization and theoretical criterions of it .

本文简述了实现混沌同步的基本方法和判断混沌同步的基本理论。

An interface between controller and hydraulic system was designed in Simulink and AMESim, by which the eletro-hydraulic co-simulation was achieved. The result shows that the forecast controller exhibits excellent performance on eliminating synchronism of upsetting force in flash butt welding.

仿真模型中建立了AMESim软件和Simulink软件的通信接口，通过这个接口实现了基于AMESim/Simulink的电液联合仿真；仿真结果表明基于单神经元预测控制的同步误差调节器在消除顶锻阶段同步误差上具有明显的作用。

This process is makes the improvement in the original two person two-sided synchronized GTAW process which one time welding two-sides formings, we have carried on a series of welding testing on 8mm SUS304, this new process has be able to decrease weld defects on the tradition two person on both sides synchronized GTAW process, shortenned construction work period, increase welding quality, as well as eliminate tradition two person on both sides synchronized GTAW for SUS304 austenite stainless steel in easy emergence of incomplete joint penetration and porosity.

此工艺是在原有的双人双面同步钨极氩弧焊工艺基础上进行的，即将原有的一次焊双面成形改为两次焊成形，经过在厚度为8 mm的SUS304上进行的一系列焊接工艺试验，验证了这项新工艺既减少了传统工艺中繁琐的工艺过程和焊接工艺缺陷，缩短了施工工期，提高了焊接质量，又消除了传统8 mm SUS304不锈钢双人双面同步钨极氩弧焊过程中易出现的未焊透和咬边现象。

This article has mainly studied one kind improved two person two-sided synchronized GTAW craft for the austenite stainless steel. This craft makes the improvement in the original two person two-sided synchronized GTAW craft foundation which one time welding two-sides formings. A series of welding engineer testing on 8 mm SUS304 were carried on. The new craft could guarantee the welding quality in contrast with the original two person two-sided synchronized GTAW.

主要研究了一种改进了的奥氏体不锈钢的双人双面同步钨极氩弧焊工艺，此工艺是在原有的双人双面同步钨极氩弧焊工艺的基础上进行的改进，即将原有的一次焊双面成形改为两次焊成型，并在厚度为8 mm SUS304上进行了一系列焊接工艺试验，验证了这项新工艺与常规双人TIG双面焊相比，能保证焊接质量。

Very Short Reach; Converter IC; Synchronous Digital Hierarchy; Frame Synchronization Field Programmable Gate Array FPGA

信息科技，无线电电子学，微电子学、集成电路甚短距离；转换器集成电路；同步数字序列；帧同步；现场可编程门阵列

It reduces complexity and system cost of existing frame synchronizing method, making frame synchronizing effect the best and the interference the lowest.

本发明降低了现有帧同步方法的复杂程度和系统成本，使得帧同步效果最优，干扰最小。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。