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- frequency using ratio 频谱利用率
- While the fifth energy is those saved by the proper measures to reduce energy loss and cost and advance the energy using ratio. 第五能源既采取一定的节能措施,降低能源的损失和浪费,提高能源的利用率而节省下来的能源。
- Advantages for improving use ratio of circulating water of modern packless spray cooling tower be suitable for northwest area and its transforms were put forward. 介绍了循环水冷却原理,提出适于我国西北地区的新型无填料喷雾冷却塔提高循环水利用率的优势及改造方案。
- The use ratio of herbage was higher in the early grazed paddocks than that in the later grazed ones, but the productivity of the vegetation showed an opposite trend. 家畜对早放牧小区的牧草利用率高于晚放牧的小区,草地生产力则表现出相反的趋势。对于可利用牧草营养,早放牧的小区可提供较多的粗蛋白。
- They create a uniform value of luminous flux due to the high frequency used. 由于使用高频,电子镇流器产生均匀的光通值。
- Conventionally, the values of frequency used in the electricity supply systems. 交流电力系统的标称频率值。
- L.Hasselgren,E.Moller and Y.Hamnerius, ”Calculation of Magnetic Shielding of a Substation at Power Frequency Using FEM” , IEEE Transactions on Power Delivery ,Vol.9, No.3,July 1994. 吴启瑞、杨成发,“台湾银行总行西大楼高压变电站电力频率磁场改善研究计画评估案”,国立台湾科技大学,民国九十年。
- Spreading save-water irrigating techniques, raising use ratio of water resources and strengthening water resources management are the effective measures for optimum utilizing water resources. 实施节水灌溉技术,提高水资源有效利用率,强化水资源的统一管理,是实现水资源优化利用的有效途径。
- The frequency used in experiments was set at 20.3 kHz (controlled through the adjusting knob). 频率被使用在实验被设置了在20.;3 千赫(被控制通过调整的瘤) 。
- This paper compares the CBL/VDL cement bond logging unit of various frequency used in Daqing Oil Field with the result of cement job quality, and Discusses the effect of the unit on the evaluation result. 通过比较大庆油田现用的不同频率的CBL/VDL型水泥胶结测井仪测量结果及固井质量结果, 讨论了声波频率对这种仪器评价结果的影响。
- There are many kinds of frequency used in RFID system, range from tens of thousand Hz to tens of Giga Hz. 13.56M Hz, belong to HF frequency range, is widely applied, because it has the property of un-substitute. 射频识别系统使用的工作频率很广;从几十千赫兹到几十吉赫兹;而属于HF频段的13.;56MHz由于其不可替代性得到了广泛的应用。
- Study on the High Use Ratio of Red Mud in Cementitious Material 赤泥大掺量用于胶凝材料的研究
- Obtain information from US Embassy/USAlD Mission on frequency uses, call signs and authorizations, available personnel, communications facilities, and USAID Computer Net availability. 从美国大使馆/美国国际开发署获得关于频率使用、呼叫信号和授权、可用人员、通信设施和美国国际开发署计算机网络可用性的信息。
- The number of frequencies used in the baseband hopping frequency hopping sequence is the same as the number of carriers in the sector. 基本频带跳频的跳频序列中的频率数量与扇区中载波的数量相同。
- Ultrasound is sound that has a frequency above the audible range of man that is greater than 20 kHz. In imaging the usual range of frequencies used is between 2 MHz and 10 MHz. 超声是一种声波,在医学影象中,超声仪使用2MHz-10MHz间的声波,此一频率已远远超过人耳所能听到的20khz。
- He varied the transmission frequency. 他变换了无线电传送的频率。
- Spectrum - The range of electromagnetic radio frequencies used in the transmission of sound, data, and television. 电磁波谱-用於发射声音,资料,电视图像的电磁波谱范围。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位,等于每秒一周
- When a machine analyses the frequencies used by a particular voice and draws a gragh of them,sound is converted electronically into a pattern of lines. 当机器分析处某个特定声音的频率并画出它们的图示时,声音也就被电子化地转变成了一种现状模式。
- When a machine analyses the frequencies used by a particular voice and draws a gragh of them, sound is converted electronically into a pattern of lines. 当机器分析处某个特定声音的频率并画出它们的图示时,声音也就被电子化地转变成了一种现状模式。