To modern time measure, people divide the surface of the earth into 24 time zones according to longitude lines. This method was established by the International longitude Conference in 1884.
到了近代,将地球表面按经线等分为24个时区,这是由1884年国际经度会议制定的。
Measure the effects of Tongshu capsule on clotting time by using capillary method.
用毛细管法测定通舒胶囊对凝血时间的影响。
In the developed CCD image sensor system, real-time collecting and disposing the welding temperature field image is realized by means of using the method of colorimetric temperature measure.
所研制的CCD图像传感器系统,通过采用比色测温的方法,实现了对焊接温度场图像的实时采集与处理。
A simple standard frequency tunable method which can be used to measure frequency switching time under the rated frequency deviation is presented.
描述了一种能在额定频差下测量频率转换时间的简便方法——标频调偏法。
The method to measure the technical specifications (such as motor speed response time, stopping performance) for the servo systems of industrial sewing machines is researched.
针对工业缝纫机伺服系统的技术指标:电机转速响应时间、停车性能的测量方法进行研究。
Using the Timer of the Single-chip Processor can measure and analyse the real -time signals. This method is intellectual, flexible, economic and practical.
利用单片机的定时器可对信号进行实时测量分析,该方法智能、灵活、经济、实用。
By means of it, we could get the quantitative method to measure the intrinsic prediction complexity of time series.
这一概念是对线性偏自相关的一般化,由它可以得到度量时间序列预测复杂性的定量方法。
This method can be used to control booster, and also can be used to measure all time parameters.
此方法可用于电动调压器的控制当中,也可用于检测有触点电器的各种时间参数。
The concept is the generalization of partial autocorrelation. By means of it, we could get the quantitative method to measure the intrinsic prediction complexity of time series.
这一概念是对线性偏自相关的一般化,由它可以得到度量时间序列预测复杂性的定量方法。
Objectives: Using normal plasmas and criterion plasmas to establish a kind of accurate and feasible method that could measure international normalized ratio (INR) of prothrombin time (PT).
目的:利用正常血浆和定标血浆,建立一种准确可靠、易于实验室开展的凝血酶原时间国际标准化比值检测方法。
The filtration method with 100 mesh sieve was used to measure the absorption time dependence of water-absorbency, then the LAS was derived.
使用100目金属筛网以自然过滤法测定高吸水树脂吸液倍率随吸液时间的变化,求出树脂吸液速率。
This method can efficiently shorten measure time, improve the automation level of processing and detection, reduce measure cost and the labour strength of worker.
采用此方法可以有效地缩短测量时间,降低测量成本,提高加工和检测的自动化程度,同时也可减轻工人的劳动强度。
A simple test method used to measure relationship between wicking height and time has been described.
使用一种简单的方法测定纱线芯吸高度与时间的关系。
The experiments show that the proposed method can work and the gray relation grade measure is better suited for the problem than the dynamic time warping measure.
通过实验研究,发现基于灰色关联度的层次化聚类方法能较好地实现交通流时间序列的进一步有效分离。
It ushered in the drive of accomplishment of the future finance a factor at the time of reserving a former finance method to measure results.
它在保留以往财务方法衡量绩效的同时,引进了未来财务业绩的驱动因素。
This paper studies the method of measuring the time constant of the fast thermocouples which are used to measure a dynamic temperature in air flows.
研究了用电加热法解决用于动态气流温度测量的小惯性热电偶时间常数的实验测定问题。
This paper introduces a method of fine measurement combined with coarse measurement to measure precision time interval.
提出一种改进方法,即在量化测量原理的基础上,利用细测与粗测相结合的方法来测量精密时间间隔。
Against the problem of measure precise of projectile velocity measurement system because of the method of computing the projectile passing though the target time.
针对测速系统中弹丸过靶时间提取算法影响测试精度的问题。
In order to measure aircraft fuel in any attitude, a real time fuel measuring method based on CAD technique is presented.
为了实现飞机在任意姿态下燃油油量的测量,提出了一种基于CAD技术的飞机燃油油量实时测量方法。
At the same time, combine with the measure method of gear measuring center and the character of hourglass worm the method of error measurement is fixed.
同时结合齿轮测量中心的测量方式和环面蜗杆的特点,确定了对环面蜗杆误差项目的测量方法,并分析了测量时的运动控制策略。
ICP-AES analysis method, which is bing used widely, is a good way to measure the main, subordination, trace and super -trace element at the same time.
ICP - AES分析法,以其优异的分析性能被广泛应用于各种材料的主要、次要,痕量、超痕量多元素的同时分析。
This paper introduces a principle of how to measure individual circular pitch error and total cumulative pitch error, at the same time comparative method is put forward.
文章介绍了单个齿距偏差和齿距累积总偏差的测量原理,同时也介绍了相对法的测量方法。
Pulse tracer method was used to measure the residence time distribution (RTD) in Two-dimensional Three-phase circulating fluidized bed.
用脉冲示踪法对二维三相循环流化床液体停留时间分布(rtd)进行了测定。
Lithology density logging method can measure the density and PE value of the formation at the same time, so it has been widely used in the oilfield.
岩性密度是同时测量地层密度和岩性的测井方法,目前在油田得到广泛推广。
The static prediction method is to measure the processing time of actuators' movement when the turbine unit is under stationary state, and then predict the load rejection highest rising speed.
静态预测法是机组在静止状态下,利用测取油动机的动作过程时间,预测甩负荷最高飞升转速。
The method of using CCD to measure the constant of hologram grating in real-time when the grating is under manufacturing is discussed.
本文讨论了在制造全息光栅过程中,CCD实时测量全息光栅常数的方法。
The paper analyses the energy and signal noise ratio (SNR) with grating to measure passive laser wavelength in real time, provides the theoretical basis for measurement and error from the method.
从理论上分析了利用光栅实时测量被动入射激光波长的能量分布及信噪比,给出了计算公式及误差分析。
A portable Angle position data acquisition device based USB technique is designed in order to implement real-time measure and solve the lack of analytical method in angel position control system.
为解决控制系统中角度位置信号实时测量、分析手段缺乏的问题,设计基于USB技术的便携式角度位置数据采集仪。
A method of thermocouple cold junction temperature real time compensation was introduced, which utilizes digital sensor to measure temperature, and micro-controller to process the temperature data.
介绍采用数字温度传感器进行冷端测温,微控制器进行计算处理,对热电偶温度实时修正的方法。
A method of thermocouple cold junction temperature real time compensation was introduced, which utilizes digital sensor to measure temperature, and micro-controller to process the temperature data.
介绍采用数字温度传感器进行冷端测温,微控制器进行计算处理,对热电偶温度实时修正的方法。
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