com port中文是什么意思

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中文翻译
造句

com口（通信端口）
串行通讯端口

com COM ＝ 1.Computer-Outpu ...
port vt. 【计算机】移植〔无需修改即将软件等原样转移至另一 ...
com port communication port 串行通信端口
com COM ＝ 1.Computer-Output Microfilm 计算机输出缩微胶卷。 2.Computer-Output Microfilmer 计算机输出缩微摄影机。
com- 前缀与，共，总共，全，等〔在 b, p, m 前用 com-; 在 l 前改用 col-; 在 r 前改用 cor-; 在母音及 h, gn 前改用 co-; 在其他场合下改用 con-〕。
is-com 免疫刺激复合物
a dot com; a dot com 网络公司
com distributed com，dcom 分散式
aq com 常水
com classic com传统型
com cn 元处理一套域名
com comb 梳状（滤波）
com commission 佣金
com common 公共电极
com communication 通信
com comoros 科摩罗（葛摩）
com compiler 编译程序，编译器
com con 表示
com coummerical 商业
com crysmile 自考
com dos 的文件名
com fuel 煤粉石油混合燃料
com images 计算机输出微影影像; 计算器输出微影影像
com indexing 计算器输出微影索引
com late 梳板

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This research about the uhf frequency synthesizer mostly includes the following parts : 1 ) the dds modules include the dds ad9852 part , the lc band pass filter design part , the amplifier design part and lc low pass filter part . 2 ) the pll modules include the design of the loop filter which is the core of pll , lc band pass filter design and the amplifier design . 3 ) the controller modules of the system include the part of pc rs - 232 com port communication with the mcu and the part of the process of controller about urat and mcu
本课题的研究主要包括以下几个方面的内容: 1 ) dds模块设计:包括ad9852部分、 lc带通滤波器设计部分、放大器设计部分; 2 ) pll模块设计:包括pll关键部件环路滤波器设计、 rflc带通滤波器设计、末级放大器设计部分; 3 )控制模块设计:包括计算机与单片机串口通信的电路设计部分以及程序设计部分。
The constitutions and principles of position of gps > glonass and beidou navigation system are described all around in this article , and the following technologies are studied and realized : communication between com ports with oop technology , compound navigation with gps and glonass . calculate velocity , pseudorange difference , smoothing pseudorange with the carrier - phase and models to correct error are also done ; the transforms between wgs - 84 and pz - 90 , as well as wgs - 84 and beijing54 coordinate system ; the technologies to display and manage bitmap , vector map based on mapx also ; conversion of data formats between gjb and mif data format of maplnfo corp . arithmetic of creation dem data based on contour line data from 1 - . 25000 map data with gjb format . texture the surface of terrains with corrected aviation image
本文全面介绍了gps 、 glonass 、北斗导航系统的组成、定位原理，研究并实现了面向对象的串口通信技术、 gps + glonass组合导航、测速及伪距差分、相位平滑伪距差分以及有关误差的模型改正、 wgs ? 84和pz ? 90 、 wgs ? 84和北京54坐标系的坐标转换、栅格地图的显示和管理、基于mapx的矢量地图的显示和管理、 1 : 25万军标数据和mapinfo的mif数据格式双向转换、基于军标数据的dem生成算法、基于opengl的三维地形构造、航空图像纹理地形表面、三维坐标量算、虚拟现实模拟导航、三维地形的层次细化算法以及数字图像处理中的图像增强、几何变换、影像匹配等技术。
The paper gives the process of how to design the whole application system , describes how the client terminal and the server terminal works in detail , gives the final result of the application program , analysises the problem happened in the system and gives the way to resolve them . the design includes two parts : ( l ) hardware : the hardware system is mainly structured by distributed single chip micyoco data processing system based on rs - 485 bus ; ( 2 ) software : this part designs the scm program by c language , we use visual basic to design the client and the server application program , the whole software includes com port communication program and remote data transmission , we also use sql server 2000 to build the remote database system
本系统设计完成的主要工作有： ( 1 )系统硬件设计：主要是由基于rs - 485总线和单片机组成的分布式多路数据采集系统； ( 2 )系统软件设计：使用单片机c语言设计了单片机工作程序，使用visualbasic语言完成了系统中客户端、服务器端应用程序设计，其中包括数据采集部分中的串行口通信程序设计和client server模式下的远程数据传输程序设计，使用sqlserver2000完成了远程数据库的构建工作。