Singlechip AT89C52 was adopted by intelligent real available value voltage-monitoring apparatus to sample N times for the electrical network voltage between equal spaces in one cycle.
智能型真有效值电压监测仪,采用AT89C52单片机,在一个周期内对电网电压等间距采样N次。
The population mean is often written "x-bar." If you have a sample with n observations, it's the summation i = 1 to n of xi/n--that's the average.
人口均值经常写成“x-条形柱”,如果你有一个样本有n个观测者,是从i=1到n和的xi/n,这是平均值。
The total nitrogen(N) content was determined with Kjeldahl to study the influences of temperature, digesting time and sample dosage on the course of digesting wild H.
用凯氏定氮法测定总氮含量,研究温度、消化时间及样品用量对野生竹红菌消化过程的影响。
Cross-validation of foreign N-EX regression model with the present sample results in higher SE1 values, which shows N-EX regression model is not fit for domestic people.
本研究样本交叉核实国外预测最大摄氧量N-EX回归模型,SE1值较高,说明国外预测最大摄氧量N-EX回归模型不适合我国人群。
CONCLUSION The N-succinyl-chitosan sample 6 has strong affinity to lung cancer cells, and can be used as a kind of drug targeting carrier to lung cancer.
结论N -琥珀酰壳聚糖样本6与肺癌细胞亲和性强,可作为靶向抗肺癌药物的载体。
In every sample, levels of N-cadherin and plakoglobin signals at junctions were indistinguishable from those in control samples.
在每一个标本中,细胞连接的N -钙粘蛋白和盘状球蛋白的水平与对照标本无法区分。
The result indicates when analyzing the sample, if using the mass fraction to express the concentration of n…
如果用质量分数表示氧的浓度,应在进口浓度高于出口浓度时取样,否则存在取样分析误差或滞后现象。
The chain length distribution of a oligomeric polystyrene sample initiated by n-butyl lithium was determined by high performance size exclusion chromatography on a ultraviolet absorption detector.
用高效尺寸排除色谱以紫外吸收光度计寿检测器,测定了一个以正丁基锂引发的聚苯乙烯齐聚物的链长分布。
The chain length distribution of a oligomeric polystyrene sample initiated by n-butyl lithium was determined by high performance size exclusion chromatography on a ultraviolet absorption detector.
用高效尺寸排除色谱以紫外吸收光度计寿检测器,测定了一个以正丁基锂引发的聚苯乙烯齐聚物的链长分布。
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