For even greater efficiency consider buying a tankless water heater. Tankless water heaters only heat water when it is needed, instead of keeping a reserve of water at a constant temperature.
购买无水箱热水器（电热水器）是更加节能的做法，电热水器只在需要的时候对水进行加热，而不会对保存在水箱内的水加热保温。
Slow efficiency at threshold is observed to be nearly constant over the wide range.
在广域范围内观测到的低效阈值近似为常数。
USES frequency conversion control system, can real time monitoring gas supply lines gas pressure, make the gas supply pipe gas pressure constant, improve the production efficiency and product quality.
采用变频控制系统后，可以实时监测供气管路中气体的压力，使供气管路中的气体的压力保持恒定，提高生产效率和产品质量；
Is constant improvement in supply chain efficiency a key objective of your business?
贵公司重要目标是供应链效率持续改善？
The antibiotic valence is related to the transfer efficiency and dissociation constant.
抗生素效力与能量转移效率和解离常数有关。
Therefore, with appropriate enterprise management, it helps bank raise the efficiency of capital allocation, guarantee stability of bank system, handle changing environment and constant bank crisis.
因此合理的公司治理有助于银行提高资金配置效率，保证银行体系的稳定，应对持续变化的环境和不断发生的银行危机。
Results show that influent load, calibrated parameters related to oxygen transfer efficiency and thickening constant of final clarifier have greater effect on optimal design.
灵敏度分析结果表明，对优化设计影响较大的参数为：进水水量水质、与氧转移效率相关的校正参数以及二沉池的浓缩常数等。
Comfortable and convenient operation, assembly thermal overload protection device and multi-file electronic speed constant power switch ensure high motor efficiency and durability.
操作舒适方便，装配过载过热保护装置，多档电子调速恒功开关，保证马达的高效率和耐用性。
Immutable collections, for defensive programming, constant collections, and improved efficiency.
不可变集合：防御性编程、不变集合、以及会提升性能。
The driving circuits adopt constant current chopping for the purpose of improving rotating torque and increasing working efficiency of the stepper motor.
驱动电路采用恒流斩波方式，提高了步进电机的运转扭矩和工作效率。
The power source possesses the advantages of high efficiency, energy and materials saving, constant static and good dynamic characteristics.
该电源具有高效、节能、节材、恒流静特性和动特性好等优点。
The conversion efficiency between the fundamental wave and the th emission is roughly constant over the length of the plasma channels.
实验研究发现三次谐波的转换效率在通道范围内基本保持不变。
When ceramic particles are mingled, the ratio of particle amount to diameter should keep constant, or the arrangement of particles will be disordered, thus decreasing the efficiency of filter.
当不同的陶瓷颗粒混合使用时，其数量和直径大小应该保持一定的比值，否则将会破坏粒子间的排列方式，影响过滤效率。
And by using the corresponding control algorithm, realize supply of gas supply constant, improve the quality and efficiency, and ensure each work of safety for production.
并利用相应的控制算法，实现供气的恒定，提高供气质量和效率，保证各项工作的安全生产。
This paper Outlines Carnot cycle efficiency of ideal gas whose heat capacity is a constant.
概述了热容量为常量的理想气体的卡诺循环效率。
However, since the hydraulic efficiency is not obtained at a constant flow condition, whether it can represent the waste-water treatment efficiency is uncertain.
但是，由于该湿地水力效率并不是在入流流量恒定状态下所计算得到的，能否真实反映衡水湖的污水处理能力需要进一步的论证。
Thus, constant cleaning and oiling must be done to maintain its efficiency.
因此，不断的清洁和上油必须做的，以维持其工作效率。
The removal rate is 85% after 3 hour. The efficiency is constant in operating.
三小时的去除率达到了85% ，而且可以连续使用，效率不变。
With the constant increase in spatial information and the growing complexity of spatial problem, the efficiency of spatial information service has been greatly affected.
当前空间信息的日益增长和空间问题复杂程度的不断加大，极大影响空间信息服务的效率。
The time constant and instantaneous efficiency of the feed-tube solar air heater were tested on the solar irradiance. The equation for instantaneous efficiency was obtained at the different flow rate.
在自然辐照条件下测试了内插管式空气集热器的时间常数、瞬态效率，得到了不同流量下的瞬态效率方程。
Under constant twining speed, the film twining efficiency can be greatly increased compared with the single-cylinder film twining machine commonly used at present.
在缠绕速度不变的情况下，相对与目前经常使用的单缠膜筒缠膜机，缠膜效率可大 幅提高。
The results show that this control scheme could realize the high efficiency soft-switch control under the constant switching frequency to the converter.
结果表明，该控制方案能在恒定开关频率下对变换器实现高效率的软开关控制。
China will need to dramatically increase its efficiency and utilize alternative energy sources to even hold its greenhouse levels constant, let alone reduce them.
中国需要大幅度提高其能源利用效率并使用可替代能源才能使其温室气体水平保持不变，更不用说减少温室气体了。
It has many advantages such as the high efficiency of driving, smoothly working, the constant speed, the compact structure, low noise and the long service life and etc.
它具有传动效率高，工作平稳，速比恒定，结构紧凑，噪音小，寿命长等优点，是目前比较理想的减速装置。
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。
Built-in constant current driver, high efficiency, stability.
内置恒流驱动，高效，稳定。
Of the wide temperature range and constant temperature freezing system, the control method can reach the aims of constant temperature control and raising energy utilizing efficiency.
一种广温域恒温冷冻系统，其控制方法能有效达到恒温控制与能源效率提升的目的。
When the impact crusher is in operation, the device can make its workload even, feeding rate constant and smashing effects high, and will greatly enhance the production efficiency and product quality.
采用本装置，可使该机工作负荷均匀，运转平稳，进料速度一致，粉碎效果高，并能提高生产效率和产品质量。
Unlike the traditional constant scallop height tool-path planning method, it produces the optimal machining efficiency under the condition of ensuring the tool-path smoothness.
与以往的等残留高度刀具轨迹规划方法不同的是此算法在保证刀具轨迹光顺的前提下使加工效率达到最佳。
Unlike the traditional constant scallop height tool-path planning method, it produces the optimal machining efficiency under the condition of ensuring the tool-path smoothness.
与以往的等残留高度刀具轨迹规划方法不同的是此算法在保证刀具轨迹光顺的前提下使加工效率达到最佳。
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