To improve the pipeline efficiency, The Godson-2 utilizes out-of-order executing technologies such as advanced branch prediction unit, register renaming and dynamic scheduler, and dynamic memory access mechanism like non-blocking cache and lo.
介绍龙芯2号处理器设计及其性能测试结果·龙芯2号采用四发射超标量超流水结构,片内一级指令和数据高速缓存各64KB,片外二级高速缓存最多可达8MB·为了充分发挥流水线的效率,龙芯2号实现了先进的转移猜测、寄存器重命名、动态调度等乱序执行技术以及非阻塞的Cache访问和loadSpeculation等动态存储访问机制·龙芯2号处理器采用0·18μm的CMOS工艺实现,在正常电压下的最高工作频率为500MHz,500MHz时的实测功耗为3~5W·龙芯2号单精度峰值浮点运算速度为20亿次/秒,双精度浮点运算速度为10亿次/秒,SPEC CPU2000的实测性能是龙芯1号的8~10倍,综合性能已经达到PentiumⅢ的水平·目前芯片样机能流畅运行完整的64位中文Linux操作系统,全功能的Mozilla浏览器、多媒体播放器和OpenOffice办公套件,可以满足绝大多数桌面应用的要求
unsealed radioactive substance
非密封的放射性物质
Taper type hanger and straight type hanger are available for tubing head.
油管挂的密封形式有非金属密封(图一)金属密封(图二)种形式。
Pipe threads where pressure-tight joints are not made on the threads
GB/T7307-1987非螺纹密封的管螺纹
Gauges for nonsealing tube threads
非螺纹密封的管螺纹量规
Performance and application of a non-vulcanizable anti-corrosive sealing paste
非硫化阻蚀密封膏的性能研究及应用
non-enveloped thermistor
非密封型热敏电阻器
non-contact sealed ball bearing
非接触式密封球轴承
TEST STUDY OF A NEW TYPE NON-SEAL SLIDING BEARING CONE BIT
新型非密封滑动轴承牙轮钻头的试验研究
Application Study on New-type Non-contacting Mechanical Face Seal on Propane Pump;
丙烷泵用新型非接触式机械密封的研究及应用
Nonlinear Vibration and Bifurcation Analysis for Rotor-Bearing-Seal Systems;
转子—轴承—密封系统的非线性振动与分岔
Research on the Nonlinear Dynamic Characteristics of a Rotor-Bearing-Seal System;
转子—轴承—密封系统非线性动力学特性的研究
Study on Monitoring System of Face Information of Non-contacting Mechanical Seals
非接触式机械密封端面信息的监测系统研究
Coupled Vibration of a Nonlinear Rotor-box Seal Impact/Rub System
非线性松动转子密封系统的耦合振动分析
Application of Non-contacting Mechanical Seal in Propane Pump
新型非接触式机械密封在丙烷泵上的应用
Numerical calculation of nonlinear dynamic characteristics for labyrinth seals
迷宫密封非线性动力特性的数值计算方法
Application of Laser-textured in Non-Contact Mechanical Seal
激光加工在非接触式动压型机械密封中的应用
Study on Coupled Vibration of Nonlinear Cracked Rotor Seal System
非线性裂纹转子密封系统的耦合振动分析
Three-Dimensional CFD Analyses of Non-Contacting Gas Seal for Ultra-Micro Gas Turbine
超微燃气透平非接触式密封的三维CFD数值分析