您要查找的是不是：
- A new architecture of CMOS low voltage downconve rsion mixer is presented. 提出了一种低电压高增益CMOS下变频混频器的新结构.
- Dust chambers, ultra low industrial freezers. 吸尘室，超低温工业冷冻机。
- Low voltage rating power device. 低电压启动。
- Features: Low current, low voltage，low noise. 特点:低电流，低电压,低噪声。
- The duty on ultra low sulphur diesel is a steady source of revenue. 超低硫柴油税是一项稳定的收入来源。
- Low voltage driver and low current consumption. 拥有低电压驱动;低电流消耗的特性.
- Assembled safety and low voltage 24V heater. 并采用24V低压烙铁芯安全供电。
- Features: Low current, low voltage. 特点:低电流,低电压。
- Electrical development engineer in low voltage apparatus. 电气开发工程师。
- Low voltage is around the screen, creating a low-voltage AC field. 在屏的四周分布着低电压。形成一个低电压交流电场。
- Low voltage power line carrier automatic meter recording system. 低压电力线载波集抄系统。
- Ultra low chassis measurement.Camber-lifting for adjustment.Electronic leveling function. 超低底盘检测，外倾角升起调整，电子水平功能。
- Magnetic interference can be a problem in low voltage circuits. 磁干扰亦会成为低压电路中的一个问题。
- The PED System is an ultra low frequency "through the earth "paging control and remote blasting system. PED井下无线通讯与急救系统是世界上唯一一套可实现超低频信号穿透岩层进行传输的无线急救通讯系统。
- JC low voltage various power and bases,clear/ftosted. JC低压卤素灯各种功率及灯头，清光/磨沙。
- The key to the design of feeble signal sampling system lies in the designing of ultra low noise preamplifier. 设计超低噪声前置放大器是设计微弱信号采集仪器时不可回避的技术问题。
- Bucksthe input down to a lower voltage. 把输入降至一个较低的电压.
- With the ultra low frequency sound box combination use, may have theacoustics which plentifully shocks. 与超低频音箱组合使用，可产生更加丰满震撼的音响效果。
- The main purpose of proposed mixer is to demonstrate lower voltage application with higher conversion gain and linearity, based on the traditional Gilbert mixer prototype. 在本论文中,我们的主要工作是在吉尔伯特混频器(Gilbert Cell Mixer)的原型上,设计了一种可以工作在低电压下具有优良性能的新型混频器。
- Meanwhile, the effects of CNPS and common calibration curves with N on ultra low C and N analysis are compared. 试验结果表明本法准确、可靠,实现了用火花源原子发射光谱仪对钢中超低C、N、P和S的快速、准确度的影响。
