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标准对数视力表A4打印版
- A4打印须知: 1. 打印机的分辨率必须设置为每英寸 600 像素。 2. 用 A4 纸张打印 A41.bmp,A42.bmp,A43.bmp,各一张。打印后,三张粘贴为一张。 粘贴时保证视标行距均为 24mm。 3. 用 A4 ( 210mm × 297mm ) 纸张打印 A41.bmp,A42.bmp,A43.bmp 时页边距设置: a. 上边距 20mm, 下边距 25mm。 b. 左边距 9mm,右边距 9mm。 c. 可以采用其他
NCP1654中文资料
- NCP1654中文资料,计算公式,详细介绍
R for beginners
- The goal of this present document is to give a starting point for people newly interested in R
SGMII PCS/PMA
- Xilinx Vivado SGMII PCS/PMA IP datasheet
ieee14节点数据
- 电力系统仿真ieee14标准节点参数,附带节点拓扑图,可用于专业仿真的参数计算
Technical specs Zebra GK420
- ZEBRA® GK420D™ & GK420T™ PRINTER SPECIFICATIONS Specifications are provided for reference and are based on printer tests using Genuine Zebra™ supplies and accessories. Results may vary in actual application settings or when using other-than-r
DLT645-07规约文本
- DLT645-07规约文本,是学习电表通讯知识的好文档!
行业分析方案
- SmartBI行业分析指标,提供现有的指标和分析方法。
埃斯顿伺服说明
- 埃斯顿伺服说明书,伺服安装,伺服选型资料
windows2003笔记
- windows2003笔记windows2003笔记windows2003笔记windows2003笔记windows2003笔记windows2003笔记
T梁3CAD图
- 关于公路20mT梁桥的CAD图纸,供参考学习,不可商业化
Ansys Forte
- Ansys Forte帮助文档This guide presents two exercises to help you become familiar with ANSYS Forte. For the quickest start,the first exercise shows you how to open and run the self-contained ANSYS Forte project file Sandia_Engine_LTC_EarlyInj.ftsim , whi