您要查找的是不是：
- MELV = machine extra low voltage 機器極低壓
- Luminaires - Particular requirements - Extra low voltage lighting systems for filament lamps 燈具。特殊要求。白熱絲燈用超低壓照明系統
- SELV safety extra low voltage 安全超低電壓
- Safety Extra Low Voltage SELV 額定安全低電壓
- extra low voltage 超低電壓
- extra low voltage lighting 特低壓照明
- Low voltage rating power device. 低電壓?jiǎn)?dòng)。
- Features: Low current, low voltage，low noise. 特點(diǎn):低電流，低電壓,低噪聲。
- Low voltage driver and low current consumption. 擁有低電壓驅動(dòng);低電流消耗的特性.
- Assembled safety and low voltage 24V heater. 并采用24V低壓烙鐵芯安全供電。
- Features: Low current, low voltage. 特點(diǎn):低電流,低電壓。
- Seven-string guitars have an extra low string which is a B in standard tuning. 七弦琴有一根特低弦，在標準調弦里是B音。
- Electrical development engineer in low voltage apparatus. 電氣開(kāi)發(fā)工程師。
- Low voltage is around the screen, creating a low-voltage AC field. 在屏的四周分布著(zhù)低電壓。形成一個(gè)低電壓交流電場(chǎng)。
- Low voltage power line carrier automatic meter recording system. 低壓電力線(xiàn)載波集抄系統。
- Magnetic interference can be a problem in low voltage circuits. 磁干擾亦會(huì )成為低壓電路中的一個(gè)問(wèn)題。
- JC low voltage various power and bases,clear/ftosted. JC低壓鹵素燈各種功率及燈頭，清光/磨沙。
- Low Dixon's resection was performed on 84 cases, extra low Dixon's resection on 46 cases and Parks' resection on 26 cases. 低位Dixon手術(shù)84例,超低位Dixon手術(shù)46例,Parks手術(shù)26例。
- Bucksthe input down to a lower voltage. 把輸入降至一個(gè)較低的電壓.
- This study of mercury injection curves from cores of extra low permeability reservoirs in Y and Z blocks in Ansai oilfield shows that the reservoirs are of singular and multiple fractal natures using fractal geometric formula with two parameters. 摘要利用帶有兩參數分形幾何公式對安塞油田Y、Z區塊特低滲儲集層巖心壓汞資料數據進(jìn)行了分析，結果表明，該區塊儲集層具有單一分形和多重分形特征。
