查询词典 measuring cup

aining at high impedance weak signal measurement,the relations among measuring precision,input impedance and input bias current,the guard technology is applied to design a measuring circuit with guard circuit,adding a guard potential to low-impedance nodes of circuit,the effect of leakage current is reduced.using spice simulation and validates that guard circuit can increase the input impedance of the system and lower the input bias current,the results show that the guard circuit provids a valuable solution for high accuracy measurement of the high impedance weak signal.

摘 要：针对高阻抗微弱信号测量问题，对测量精度与系统输入阻抗、输入偏置电流的关系进行分析，应用保护技术设计了带保护电路的测量电路，将电路中的低阻抗节点加上保护电势，减小漏电流的影响。通过pspice仿真分析，验证保护电路能提高测量系统的输入阻抗和降低输入偏置电流，结果表明保护电路技术能实现对高阻抗微弱信号的高精度测量。

As a result, the achieved uncertainty of time measuring is±125 ps, demonstrating an accuracy improvement in magnitude of an order. The achieved precision of speed measuring is 0.1% of the scanning speed. In hardware design, the intactness of the camera's original structure has been maintained to the very extent, the facility of assembling and disassembling devices have been achieved.

在设计制作中采用了单色性和方向性好的激光作为光源，选取了高速响应和有高速处理能力的一系列器件、芯片，因此时间测量的精度达到了±125 ps，比以往的测试方法提高了1个数量级以上，速度测量精度达到扫描速度的0.1%。

By using the Eddy current sensor minimum contact forces in measurement is realized, and inturn the deformations of measuring ball and measuring stylus are minimized.

确定了电涡流位移传感器的发讯值，实现微测量接触力发讯，以减小测球及测杆在力的作用下接触变形和弯曲变形。

To develop new markets, achieve mutual benefit, we will be the spirit of customer first, abide by the contract, the price of suitable purpose and dedication to the vast numbers of users of our factory's flagship product is a test platform for the cast iron, cast iron crossed the platform, cast iron welding platform, cast iron assembly platform, power mechanical vibration test stand (also known as the trough or iron beams, and rail), cast iron box, testing rod, V-iron, granite platform as well as other rock measuring, flat iron, Mg-Al measuring series, square, flat feet, Mg, Al-light flat-foot, square angle square, square boxes, gear Beat Miriam, a 90-degreeì¨, migraine pendulum tester, crossed flat-panel, flat-panel assembly, welding plate, testing platform, surveying platform, Sizing Block machine Sizing Block, to track regulatory Sine, trough iron, power mechanical vibration test stand, combination of platform, portfolio assembled T-groove plate, instrument plate coordinate.

为开拓市场，实现互惠互利，我们将本着用户至上，信守合同，价格合适的宗旨，竭诚为广大用户服务我厂的主打产品是铸铁检验平台、铸铁划线平台、铸铁铆焊平台、铸铁装配平台、动力机械震动试验台、铸铁方箱、检验棒、 V 型铁、花岗石平台以及其他岩石量具，铸铁平板，镁铝量具系列，直角尺、平尺、镁铝轻型平尺、方形角尺、方箱、齿轮跳动仪、90度检定仪、偏摆检查仪、划线平板、装配平板、铆焊平板、检验平台、测量平台、垫铁、机床垫铁、地轨、正弦规、槽铁、动力机械震动试验台、组合平台、组合拼装T型槽平板、三座标仪平板。

Edge measuring unit for fabric, plastic, paper or vinyl rolls, it is also suitable for ribbon, lace and paper tape measuring.

边缘测量单位织物，塑料，纸张或乙烯基卷，它也适用于带，花边和纸带测量。

The basic idea Is: using the standard value inserting the dynamic measuring errors which involve systematical errors and random errors, constructing the original error model which is revised at the same time and follows the variable law of the dynamic measuring errors, establishing a more suitable error model.

基本思想是：利用标准量插入动态测量数据实时分离含有系统误差和随机误差的动态测量误差值，建立误差的初始数学模型，并根据不断获得的标准点处的测量误差，实时修正或校正所建的初始误差模型，使误差模型不断跟踪动态测量误差的变化规律，建立更加符合动态测量过程的误差模型。

According to the law of refraction, a measuring apparatus was designed, which can measure refractive index of transparent medium. This paper expounded the design principle of the measuring apparatus, its usage and some experimental content, and gave measurement results of refractive index on some materials.

将CCD测试技术引入物理实验，介绍了依据折射定律设计的能够测量任何透明介质折射率的仪器原理、使用方法及开设的部分实验内容，给出了对一些材料折射率的测量结果。

Division I professional production line and the second element measuring instrument sales company and sell metallurgical microscope and measuring microscope.

我司系专业生产兼销售二次元测量仪之公司，并代销金相显微镜及测量显微镜。

In order to solve the problem mentioned above, a new dynamic compensation method using linear extrapolation scheme was presented to compensate the measured output of inductorsyn. Thus the measuring error induced by measuring delay was reduced, and the system tracking precision was enhanced.

为解决上述问题，提出一种动态补偿方法，采用线性外推方法，对圆感应同步器数显表的测量输出进行动态修正，以减小由于测量延迟产生的测量误差，从而提高系统的动态跟踪精度。

The interferometer is not only used in measuring linear displacement and linear velocity, but also in measuring small angles, form and position errors.

随着世界工业的迅猛发展，人们对位移测量、定位、标定的精度和测量速度提出愈来愈高的要求。

Yet, Edith says, there was always money in the bank.

但是Edith说，她的银行户口里面总是有钱。

We have created a series of files that resolve this problem--one for each day of the 40 days of purpose.

我们制作一系列的档案去解决这问题---一个为标竿40天中的每一天。