a precise measurement的意思|示意

This value can be used to make a precise measurement of the galaxy '; s distance, which turns out to be 56 million light-years.

这个数值可以用来精确的测量银河的距离，其测量结果是5600万光年。

The On line measurement of aspheric workpiece surface is made by using a precise calibrated, low force, air bearing LVDT and the measuring system composed of corresponding software and hardware.

用一个由恒微测力并经精确校准的气浮LVDT 传感器和相应软硬件组成的测量系统对非球面加工工件表面进行在机测量。

TDDB evaluation experiments are implemented on the thin gate oxides MOS capacitor, and a method of precise measurement and characterization the trap density and accumulative failure are presented.

采用恒定电流应力对薄栅氧化层MOS电容进行了TDDB评价实验，提出了精确测量和表征陷阱密度及累积失效率的方法。

A new method of precise star back scanning for reducing the influence of atmosphere refraction on the measurement accuracy of optoelectronic instrument is presented.

由于蒙气差随着大气密度、温度和压力等条件的变化而变化，为降低蒙气差对光电测量设备测量精度的影响，提出了精密恒星回扫的新方法。

Nanoindentor is a modern instrument, which can provide a precise control and accurate measurement of indentation depth.

纳米压入仪是一种可以精确控制及测量压入深度的高精度仪器。

The metre was to be defined as a fraction of the Paris meridian whose precise measurement (in toises) was under way.

他们把公尺的长度规定为经过巴黎的子午线长度的一定比例，而这条子午线长度的精确计量(以“突阿斯”为单位)还在进行中。