带整流器的变压器2/ 4/ 6/ 8/ 10/ 12/ 14 V, 5 A (230 V, 50/60 Hz)
Transformer with Rectifier 2/4/6/8/10/12/14 V, 5 A (115 V, 50/60 Hz)
Metal Block Calorimeters
![Immersion Heater, 12 V, 1003258 [U30075], 热传导和热辐射](/imagelibrary/U30075/U30075_01_Immersion-Heater-12-V.jpg)
![Immersion Heater, 12 V, 1003258 [U30075], 热传导和热辐射](/imagelibrary/U30075/U30075_02_Immersion-Heater-12-V.jpg)
![Immersion Heater, 12 V, 1003258 [U30075], 热传导和热辐射 (Small)](/thumblibrary/U30075/U30075_01_50_50_Immersion-Heater-12-V.jpg)
![Immersion Heater, 12 V, 1003258 [U30075], 热传导和热辐射 (Small)](/thumblibrary/U30075/U30075_02_50_50_Immersion-Heater-12-V.jpg)
![带整流器的变压器2/ 4/ 6/ 8/ 10/ 12/ 14 V, 5 A
(230 V, 50/60 Hz), 1003558 [U8521112-230], 供电器](/thumblibrary/U8521112-230/U8521112-230_01_140_140_带整流器的变压器2-4-6-8-10-12-14-V-5-A-230-V-5060-Hz.jpg)
![Transformer with Rectifier 2/4/6/8/10/12/14 V, 5 A (115 V, 50/60 Hz), 1003557 [U8521112-115], 供电器](/thumblibrary/U8521112-115/U8521112-115_01_140_140_Transformer-with-Rectifier-2468101214-V-5-A-115-V-5060-Hz.jpg)
![Metal Block Calorimeters, 1003253 [U30070], 热传导和热辐射](/thumblibrary/U30070/U30070_01_140_140_Metal-Block-Calorimeters.jpg)
![Calorimeter Block, Steel, 1003257 [U30074], 热传导和热辐射](/thumblibrary/U30074/U30074_01_140_140_Calorimeter-Block-Steel.jpg)
![Calorimeter Block, Al, 1003254 [U30071], 热传导和热辐射](/thumblibrary/U30071/U30071_01_140_140_Calorimeter-Block-Al.jpg)
![Calorimeter Block, Brass, 1003255 [U30072], 热传导和热辐射](/thumblibrary/U30072/U30072_01_140_140_Calorimeter-Block-Brass.jpg)
![4个摆动振子, 1003230 [U30035], 振动](/thumblibrary/U30035/U30035_01_140_140_4个摆动振子.jpg)
![精确的测力计（透明）, 1003106 [U20034], 弹簧秤和弹簧](/thumblibrary/U20034/U20034_01_140_140_精确的测力计-透明.jpg)
![直流电源0 – 20 V, 0 – 5 A (230 V, 50/60 Hz), 1003312 [U33020-230], 供电器](/thumblibrary/U33020-230/U33020-230_01_140_140_直流电源0-20-V-0-5-A-230-V-5060-Hz.jpg)
![带加热线圈的热量计，150ml, 1000822 [U8441020], 热量计](/thumblibrary/U8441020/U8441020_01_140_140_带加热线圈的热量计-150ml.jpg)
![Tube Thermometer, Graduated -10 – 110°C, 1002879 [U14295], 温度计](/thumblibrary/U14295/U14295_01_140_140_Tube-Thermometer-Graduated-10-110-C.jpg)
![Red Laser Diode, 650 nm, 1003201 [U22000], 位于支架上的光学灯](/thumblibrary/U22000/U22000_01_140_140_Red-Laser-Diode-650-nm.jpg)
![Calorimeter Block, Cu, 1003256 [U30073], 热传导和热辐射](/thumblibrary/U30073/U30073_01_140_140_Calorimeter-Block-Cu.jpg)
![振动发生器, 1000701 [U56001], 振动](/thumblibrary/U56001/U56001_01_140_140_振动发生器.jpg)
![Liquid Levels, 1003509 [U58020], 压力](/thumblibrary/U58020/U58020_01_140_140_Liquid-Levels.jpg)
![磁力线的演示，透明, 1003092 [U19560], 磁场](/thumblibrary/U19560/U19560_01_140_140_磁力线的演示-透明.jpg)
![Oersted's Device, 1009710 [U29310], 磁力](/thumblibrary/U29310/U29310_01_140_140_Oersteds-Device.jpg)
![橡皮带, 1000702 [U56002], 机械波](/thumblibrary/U56002/U56002_01_140_140_橡皮带.jpg)
![U-Tube Manometer S, 1000792 [U8410450], 压力](/thumblibrary/U8410450/U8410450_01_140_140_U-Tube-Manometer-S.jpg)
![Copper Shot, 200 g, 1000833 [U8442620], 热量计](/thumblibrary/U8442620/U8442620_01_140_140_Copper-Shot-200-g.jpg)
![功率函数生成器（230 V，50/60 Hz）, 1009957 [U8533600-230], 信号函数发生器](/thumblibrary/U8533600-230/U8533600-230_01_140_140_功率函数生成器-230-V-5060-Hz.jpg)
![Accessories for Rope Waves, 1008540 [U85560081], 机械波](/thumblibrary/U85560081/U85560081_01_140_140_Accessories-for-Rope-Waves.jpg)