The model of the speech circuit proposed by Ferdinand de Saussure in "Course in General Linguistics" (1966 [1916]). A conversation is an exchange of vocalized mental signs. The drawing uses the oak clipart by rg1024 http://www.openclipart.org/detail/colored-oak-tree-by-rg1024 语言 语言学 登录 索绪尔运用使语音电路
pin generic electronics chip circuit carlitos integrated pins ic Generic Pins Ic clip art 泛型 pin 芯片 泛型的针脚 Ic 剪贴画
Laptop Batteries and Chipset Logo, for computer parts and more, specially for laptop users and parts shop. This logo is under Creative Commons Attribution License. Have fun using this logo. 电池 计算机 便携式计算机 笔记本电池和芯片组
On a power diagram, the symbol may be used without other identification. On a composite drawing where confusion with the general circuit element symbol may result, add the identifying letters CB inside or adjacent to the square. 电路 符号 媒体 RSA IEC 断路器符号
Technology vector design elements of electronic circuit board components to design computer communication, processor technology, engineering equipment, cyberspace network or internet theme graphics. Vector chip circuit scheme board images and computer electronic design footage for free. 技术 电子线路
electronic symbol electronics circuit npn schalt fototransistor phototransistor Electronic Phototransistor Npn Circuit Symbol clip art 电子 光敏三极管 电路 电子光敏三极管 Npn 电路符号剪贴画
symbol air circuit iec rsamurti rsa breaker Rsa Iec Air Circuit Breaker Symbol clip art 电路 断路器 符号 Rsa Iec 空气断路器符号剪贴画
switch electronic symbol electric circuit photoelectric Photo Electric Switch clip art 照片 电动 开关 照片电气开关剪贴画
black electronic symbol circle node vermeil circuit Electronic Circuit Node Symbol clip art 电子 电路 节点 电子电路节点符号剪贴画
sign electronic diagram symbol electric electricity transformer circuits Transformer Symbol clip art 变换 符号 电路 变压器的符号剪贴画
sign electronic diagram symbol electric electricity transformer circuits Transformer Symbol clip art 变换 符号 电路 登录电子图符号电气电力变压器电路
One quarter of a cycle of sinusoidal wave. This can be used to build complete sine waves. 工程 电气 电路 RSA 季正弦波
None 彩色图像 水平 1990-1999 Electronic engineering, Electronic component, Computer hardware, Electrical network
electronic symbol electric iec connection circuits Rsa Iec Connection Symbol clip art 连接 符号 电路 Rsa Iec 连接符号剪贴画
eps format, including jpg preview, keyword: Vector mechanical heart, circuit boards, bar code, heart-shaped, spare parts, gear, vector material Mechanical Heart and circuit board material bar code vector 机械 心 电路 机械心脏和电路板材料条码矢量
symbol electronics diode vermeil circuit iec junction pn Diode Symbol clip art 二极管 符号 电子产品 符号电子二极管飘散电路 Iec 交界处 Pn
black symbol cell symbols battery electronics power electrical circuit iec supply Battery Power Supply Cell Electrical Circuit Symbol clip art 电池 电源 供应 电池电源供应单元格电气电路符号剪贴画
Formula 1 racing vector. With nice racing flag. Under creative commons 3.0 attribution license. 公式 1 赛车 大奖 公式 1
A simple alarm security sticker, with the words, "Warning this property is protected by 24 hour recording and live web streaming video surveillance." Credit to Open Clip Art artist Adruki for the nice camera image found at http://openclipart.org/detail/167030/simbolo-cctv-by-adruki 首页 房子 首页 英语安全贴纸
sign electronic diagram symbol electric electricity transformer circuits Transformer Symbol clip art 变换 符号 电路 变压器的符号剪贴画