Measuring the effective value of the non sinusoidal periodic voltage by transistor MV -meter;
用指针式晶体管毫伏表测非正弦周期电压有效值
Effective value of sinusoidal pulse waves in electronic circuit;
电子电路中的正弦脉冲波的有效值
The circuit can measure and disply the effective value and frequency of the voltage.
该电路应用单片机作为系统的控制核心 ,能精确测量并显示被测电压的有效值及其频率的大小 ,介绍了电路的系统硬件框图及电路的基本工作原
Design and Development of one kind of Intellectualization Digital Power RMS DMM;
智能化数字工频有效值多用表的设计与实现
TLC 549 in AC RMS Measuring;
TLC549在交流有效值测量中的应用
Circuit Design for RMS Calculation of Voltage and Current Based on ASIC;
基于ASIC的电压和电流有效值电路设计
A new measurement for alternating-current virtual value is presented.
介绍了一种交流电有效值测量仪,该仪器以PIC12F629为核心,利用比较器,定时/计数器等单片机内部资源以及自动可调的参考电压构造新颖的测量方法,实现对输入波形的数据实时采集,通过计算得出交流电的有效值。
According to the principles of numeration table, the author puts forward simple but practical methods of how to measure the mean values, virtual values and peak values of non sine waves.
根据数字万用表的测试原理,提出了用其测量非正弦波电压平均值、有效值及峰值的简单实用的方法。
The AC voltage meter and the AC current meter used in power system are usually rectifying instruments, which adopt principle of responding to the average value of voltage and current and get the virtual value by using of the proportion between the average value and it.
电力系统中使用的交流电压表和电流表通常采用整流式仪表,其工作原理是对电网电压和电流的平均值响应,利用平均值和有效值的比例关系从而得出信号的有效值。
The effective calorific value,composition and thermal stability of the smelting coal are all important for the COREX process,because they can influence the smelting process by influencing the coal consumption,the utilization rate of reduction gas,and the height of the fixed b.
在COREX流程中,主要检测熔炼煤的有效热值、成分和热稳定性。
Coal consumption of COREX is too much and coke is still used to supply effective calorific value of coal and form a fix bed with carbon.
COREX的主要问题有两个,其一是煤耗过高,其二是仍需使用一定比例的焦炭,以补充有效热值和形成含碳固定床。
At the same time,based on the study of anaerobic fermentation with several different biomass materials,the heating value,the theoretical biogas conversion rate and the actual biogas conversion rate were analyzed,and the effective calorific values between direct combustion and biogas making were compared.
本文以木薯秆为原料,采用批量单相厌氧发酵的工艺,初步探讨了影响木薯秆厌氧发酵的因素,同时在研究了几种不同生物质原料厌氧发酵制取沼气的基础上,分析了原料的热值、理论沼气转化率及实际沼气转换率,并比较了直接燃烧与制取沼气的有效热值,及木薯秆固液分离发酵与混合发酵的有效热值。
Invalid value for queue type was specified. Valid values = (%s).
指定的队列类型值无效。有效值 =（%1!）。
'{0}' is not a valid value for attribute '{1}'.
“{0}”不是属性“{1}”的有效值。
root - mean - square error
均方根[有效值]误差
'{0}' is an invalid value for {1} enumeration.
“{0}”不是 {1} 枚举的有效值。
The specified '%s' is invalid (valid values are: %s).
指定的 ''%1!'' 无效（有效值为：%2!）。
The specified '%s' is invalid (valid values are returned by %s).
指定的 ''%1!'' 无效（有效值由 %2! 返回）。
The specified flag {0} does not have one of the valid values.
指定的标志 {0} 不具有有效值之一。
'{0}' is not a valid value for attribute '{1}' (should be of enum type '{2}')
“{0}”不是属性“{1}”的有效值(应为枚举类型“{2}”的有效值)
Figure 21-15: A bounded control lets users enter only valid values.
图21-15 一个只让你输入有效值的有界控件，它不让你输入无效的值。
Putting it another way, the peak value of an alternating current is1.414 time it s effective value.
换句话说,交变电流的峰值是它有效值的1.414倍。
'%s' is not a valid value for the '%s' parameter. The value must be a non-negative integer.
''%1!'' 不是 ''%2!'' 参数的有效值。该值必须是非负整数。
'%s' is not a valid value for the '%s' parameter. The value must be a positive integer.
''%1!'' 不是 ''%2!'' 参数的有效值。该值必须是正整数。
'%s' is not a valid value for the '%s' parameter. The value must be 0, 1, or 2.
''%1!''不是''%2!''参数的有效值。该值必须是0,1或2。
'%s' is not a valid value for the '%s' parameter. The value must be 1, 2, or 3.
''%1!''不是''%2!''参数的有效值。该值必须是1,2或3。
'{1}' is not a valid value for '{0}'. '{0}' should be a value from {2}.
'{1}' 不是 '{0}' 的有效值。'{0}' 必須是來自 {2} 的值。
virtual ampere [ value ]
【电】有效安培[值]
gross arrived sound value
估计剩余有效损失值
Invalid subcommand value %d. Legal range from %d to %d.
子命令值%1!无效。有效范围为从%2!到%3!。