查询词典 accuracy of measurement

In the process of the determination of the total alkalinity,accuracy of the burette and pipette is the main factor which influences the uncertainty of measurement.

锅炉在运行时，其内部循环流动的水由于受热后沸腾、蒸发和浓缩，水中的杂质会结垢、腐蚀以及恶化蒸汽品质。

With the joint methods of measurement of mercury vapor and nuclear geophysics, one can do multi-element analysis with high sensitivity and accuracy, which is favorable to study the environmental effects and concomitance of mercury and other pollutants, to trace the pollution sources.

运用汞气测量和核物探相结合的物探方法进行颗粒汞的研究具有灵敏度和准确度高、多元素同时测定的特点，利于研究汞与其它污染元素之间的共伴生关系、追踪污染源，研究环境效应。

Methods The effects of the reading error and the misalignment of the probes on the accuracy of measuring and all the harmonics of roundness were analyzed; The strategy and the algorithm for optimizing the parameters of the measuring system were proposed; The distribution and propagation patterns of the measured errors for all the harmonics of roundness were studied in detail; A software for correcting the errors caused by the measurement error of the angle positions of the probes and the sensitivity difference between three probes was presented.

分析了测头读数及角位置误差对圆度各次谐波及圆周各点测量精度的影响；提出了三点法测量系统的优化策略与算法；研究了三点法测量误差的分布与传递规律；提出了克服测头定位误差以及3个测头的灵敏度不一致影响的软件校正方法。

In the usual way of ODF analysis, indefiniteness is involved, and the accuracy of ODF cannot meet the needs of X-ray stress measurement.

以往的ODF分析方法未解决其不确定性及其产生根源，因而其测试结果的精度不能满足X射线应力测试的要求。

Next, the following points are emphasized:(1) The design of photoelectric conversion preamplifier circuit. In order to improve the measurement accuracy of luminometer and ensure linear relationship of the photoelectric, operational amplifiers is designed as current-voltage converter form, on the one hand, it is available to zero-load effect; on the other hand, short-circuit current can be transformed into a voltage volume through the feedback resistor, it is equivalent to voltage drop flowed through a load resistor on the actual effect.

其次，本文重点做了以下工作：(1)光电转换前置放大电路的设计：为了提高照度计的测量准确度，确保光电间的线性关系，本设计把运算放大器接成电流电压变换器的形式，一方面可得到零负载效应；另一方面，短路电流通过反馈电阻变成电压量，实际效果相当于流过一个负载电阻形成的压降。

The difference of optical path loss of each receiving fiber reduces the measurement accuracy of this system.

实验证明系统测量角度范围-0.16 rad～0.16 rad，归一化修正方法使系统测量分辨率提高到了3.8×10-4 rad。

It is shown that the effects of orbit periodic error of infrared earth sensor and shadow of sun on the accuracy of the measurement system can be restrained.

研究表明，该方法可以抑制红外地平仪轨道周期误差和卫星进入阴影区时对测量系统的影响，从而使系统的测量精度得以很大提高。

The accuracy of the MFC was 3.8%FS, and the Rotor Flow Meter's was 2%FS. 2. The measurement of pressure was carried out by using semiconductor silicon piezometer. With the static pressure in inlet of pipeline and theoretic analysis we could get the total pressure of MPT.

3可在真空下稳定工作的新型微波源功率的测量较为方便，通过改变控制电压的大小可以调节输出功率，通过测量衰减检波器的输出电压信号可实现反射功率的测量。

The dynamic behaviors of the artillery recoiling parts have an important effect on the measurement accuracy of the artillery launch test and the evaluation of the artillery performance.

火炮后坐力试验台架的动态特性，直接影响火炮发射试验时的测试准确度，并会对火炮性能的准确评价产生影响。

High detection sensitivity of 120 ppm can be achieved by using wave division mutiplexing technique, gas absorption cell with rectangular prism and digital match filter for the processing of weak signals which measurement accuracy of wavelength can be highly enhanced.

系统以ELED作为宽带入射光源，利用甲烷在光纤低损耗窗口波段的吸收特性，利用波分复用技术和直角棱镜吸收池，并采用提高波长检测精度的DMF对微弱信号进行处理，使得系统的灵敏度达到120 ppm。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。