P0700WB-FOXBORO

  利用半导体光-电子(或电-光子)转换效应制成的各种功能器件。它不同于半导体光器件(如光波导开关、光调制器、光偏转器等)。光器件的设计原理是依据外场对导波光传播方式的改变，它也有别于早期人们袭用的光电器件。后者只是着眼于光能量的接收和转换(如光敏电阻、光电池等)。早期的光电器件只限于被动式的应用，60年代作为相干光载波源的半导体激光器的问世，则使它进入主动式应用阶段，光电子器件组合应用的功能在某些方面(如光通信、光信息处理等)正在扩展电子学难以执行的功能。一门新的分支学科──光电子学正在迅速发展，而光电子器件则构成光电子学的核心部分。

 

127 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

124 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

129 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

119 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

123 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

125 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

126 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

120 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

121 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

131 Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

NEW Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

NEW Sundstrand-Saue?r-Danfoss Hydraulic Series 45 Pump

NEW Sundstrand-Saue?r-Danfoss Hydraulic Series CPE Pump

DANFOSS VLT TYPE 3011 175H4405 DRIVE 30 HP 460 VOLTS

DANFOSS DRIVE 60HP 60 HP VLT 5000 VLT 5062 175Z4806

NEW Sundstrand-Saue?r-Danfoss Hydraulic 45 Pump 102

NEW Sundstrand-Saue?r-Danfoss Hydraulic 45 Pump 100