“现在咖啡价格涨得这么高，有些农民很担忧”，李中恒说。
"Some farmers are worried that coffee prices have risen so high now," said Li.
采用恒流法，可以使用静电计电压表和电流源或者只使用静电计欧姆计来测量高电阻。
High resistance measurements using the constant-current method may be made using either an electrometer voltmeter and current source or just an electrometer ohmmeter.
串级JFET恒流器件具有非常高的动态阻抗。
Cascade JFET constant current device is of very high dynamic impedance.
实验结果表明，带有光反馈的恒压恒流直流电源发光稳定，为精确紫外辐射定标提供了高稳定度的紫外光源。
Through the experiment, it is indicated that regulated direct power makes the light source stable and provides the accurate UV radiation calibration with stable ultraviolet light source.
恒频控制的准谐振变换器存在功率限制和高应力缺陷。
The constant - frequency quasi - resonant converter has the problems of power limitation and high stresses.
经试验验证，采用机械压力机恒载荷精密模锻技术生产的锻件尺寸精度高、表面光洁、锻造流线不外露。
Test findings indicate that the forged pieces produced by this technology boast the advantages of high precision in dimension, good surface smoothness and hidden forging lines.
该试验箱采用平衡温湿度控制方式，结合PID控制及温湿度解耦处理，实现了响应速度快、温湿度调节精度高的恒温恒湿控制。
With balance control mode of temperature and humidity, PID control, temperature and humidity decoupling applied, the high-response-speed and high-precision control can be fulfilled.
比较树脂型和高粉液比玻璃离子封闭剂窝沟封闭对第一恒磨牙的防龋效果。
Objective - To compare the caries prevention effect of resin and glass ionomer cement sealant.
采用恒流充电计算机测量控制一体化系统，自动化程度高，抗干扰能力强。
Adopting constant current charging of computer measurement and control integrated system, high degree of automation, strong anti-interference ability.
恒大公司坚持诚信的服务理念，坚持“高效率。高品质。高服务”的企业精神。
Hengda devotes to the principle of the mutual trust and the honesty, and strives for the enterprise spirit of "high efficiency, high quality and high service".
恒沸精馏法生产无水酒精能形成规模化生产，机械化程度高、产量大、质量好、消耗低。
Production of anhydrous alcohol by constant boiling rectification method has already presented its advantages such as highly-developed mechanization, high yield, high quality and low production costs.
进口芯片封装成产品，优质稳定的宽电压恒流驱动，高品质，高亮度，高稳定性。
Chip import package into the product, high quality and the stable voltage drive it, high grade quality, high brightness, high stability.
目的观察急性高容血液稀释后恒速输注异丙酚血药浓度的变化。
Objective To investigate the effect of acute hypervolemic hemodilution (AHHD) on plasma concentration of propofol by constant infusion.
开关电源充电机具有恒压、恒流充电功能，具有充电速度快、充电还原效率高、无需人工值守等优点。
The switch type charging has the features of constant voltage and current, quick charging, high reducing efficiency of charging. Therefore there's no need of person to be on duty.
开关电源充电机具有恒压、恒流充电功能，具有充电速度快、充电还原效率高、无需人工值守等优点。
The switch type charging has the features of constant voltage and current, quick charging, high reducing efficiency of charging. Therefore there's no need of person to be on duty.
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