Sims USES radioactive clocks to decipher volcanic processes, measuring and comparing two isotopes of radon.
西姆斯使用放射性计时器测定并比较氡的两种同位素，以此来解密火山的活跃程度。
A hot torsion test was used in this study for measuring and comparing the hot plasticity curve of as-cast and hot rolled HSS.
本研究采用热扭转法测定和比较了铸态与轧态高速钢的热塑性特征曲线。
A time keeping system consists of atomic clock assembly, measuring and comparing system and computation of atomic time scale, etc.
守时系统是一种需要连续、可靠运转的复杂系统，包括守时钟组、比对测量系统、原子时归算等多个环节。
Through measuring and comparing of the residual stresses be fore and after treatment, it is result in raising the quality and effect of treatment and reducing the environment po…
通过热处理前后残余应力测量结果的对比可以看出，使用该设备不仅提高了热处理质量和工效，而且减少了环境污染。
Through measuring and comparing of the residual stresses be fore and after treatment, it is result in raising the quality and effect of treatment and reducing the environment pollution.
通过热处理前后残余应力测量结果的对比可以看出，使用该设备不仅提高了热处理质量和工效，而且减少了环境污染。
It provides tools for statistically measuring and comparing the effectiveness of lessons, relative both to the entire student population and to subgroups based on demographics and other factors.
它提供了统计学上衡量和比较课业的成效，并根据统计数据和其他因素对全体学生进行划分的工具。
I spent hours measuring, comparing, calculating ratios and extrapolating data.
我花了时间，测量，比较，计算比率和外推的数据。
By comparing measuring and analyzing precision, it proves that the measurement is of high precision, simple structure and practical value.
通过对比测量和精度分析表明该方法测量精度高，测量装置结构简单，具有实用价值。
Methods Measuring hemorheological parameters of 110 diabetes patients and comparing with the control group.
方法对110例糖尿病患者进行血液流变性检测并与正常对照组作了对照。
By comparing measuring and analyzing precision, it proves that this method is of high precision, simple structure and practical value.
通过对比测量和精度分析表明该方法测量精度高，测量装置结构简单，具有实用价值。
Methods: Measuring the reflectance and the refrangible of the fresh pigskin and comparing the result with the shelter clothing material.
方法：利用微波分光仪测量不同含水量的生物材料对微波的透射、反射与折射情况并与微波防护布料相比较。
This paper sets up an unascertained measuring model . Comparing with other models , this model is more rigorous , the conclusion is more reasonable and practicable.
本文给出大气环境质量评价的未确测度模型。与其它评价模型比较，本模型更加严谨，使评价结果合理、实用。
The reliability of the system was verified by measuring the fluctuating pressure distribution of single circular cylinder and comparing the results with those in the literatures.
通过对单圆柱绕流进行同步测压，并和文献中的结果进行对比，验证了本套同步测压系统的可靠性。
Comparing with the coordinates measuring machine (CMM), the theodolite industrial measuring system (TIMS) can be easily moved and it can measure large sized industrial targets contactlessly.
经纬仪工业测量系统一直被认为精度太低，不适于精密工业测量。
One way to accomplish this objective is by first measuring the temperature T(t), then comparing it to its desired value, and based on this comparison, deciding what to do to correct for any deviation.
完成这个目标的一个方法是首先测量温度，然后将其与期望值比较，在比较的基础上再决定如何去做以消除偏差。
By analyzing the test data obtained and comparing them with the range measuring ability, it shows that this check method is effective.
通过对测试数据的分析并与测距能力相比较表明，本文提出的检测方法是有效的。
Comparing with the other sensors, the digital temperature sensor DS1621 and the insertion sensor for measuring moisture content of cereals are of easy use, high precision of measuring and so on.
与其它的温度、水分传感器相比，数字温度传感器ds1621及插杆式水分传感器具有使用方便、测量精度高等优点。
After comparing and analyzing several conventional insulating resistance measuring method such as AC method, DC creepage method and so on, their shortcomings in use are pointed out.
对直流系统常用的几种接地电阻测试方法如交流法、直流漏电流法等进行了比较分析，指出了它们在使用中的缺点。
It decreases the cost, increases the measuring accuracy and avoids the deflection of reading data comparing to the artificial means, This paper includes seven chapters.
它减少了人工监控所耗费的物力和财力，同时也提高了测量精度，避免了人工读数所引起的误差。
By using comparing measurement and simulating power generator signal output, the new developed portable PMU field measuring instrument can calibrate the field PMUs.
采用比对测量和模拟发电机信号输出的方法，使新研制的便携式P MU现场测试仪能对现场的PMU进行校核。
Comparing with the differential range method that early radar adoptive for measuring velocity, the radar, which based on Pulse-Doppler theory, has the better real time capability and high precision.
与早期雷达采用距离微分方法测速相比，基于脉冲多普勒理论的雷达测速技术具有实时性好、精度高等优点。
Comparing with the differential range method that early radar adoptive for measuring velocity, the radar, which based on Pulse-Doppler theory, has the better real time capability and high precision.
与早期雷达采用距离微分方法测速相比，基于脉冲多普勒理论的雷达测速技术具有实时性好、精度高等优点。
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