1) quick-test device
速测仪
1.
In the paper,several conceptions are brought forward mainly to how to increase the product quality and reliability of COD quick-test device,and suggestions are also put forth to the domestication of sewage treatment equipment.
本文主要针对 COD 速测仪。
2) velocimeter
[英][,velə'simitə] [美][,vɛlə'sɪmətɚ]
测速仪
1.
Application of velocimeters to melt-blown and spun-bonded flow field
测速仪在熔喷和纺黏流场中的应用
2.
A practicable non-contact on-time correlation velocimeter is developed.
介绍利用相关技术对运动物体速度进行在线测量的方法和原理,通过巧妙地采集上、下游相关信号,计算出互相关信号峰值对应的渡越时间,间接测量出热轧材运动速度,并在实践中研制出非接触在线相关测速仪。
3.
A novel velocimeter is deigned and made.
设计并研制了一种简单实用的近距离测速仪,可用于分离式霍普金逊压杆实验装置。
3) COD speed measurement
COD速测仪
1.
The results show that using the COD speed measurement to determine the wastewater is simple,convenient,fast and with good precision and high accuracy.
采用标准回流法和仪器法(用COD速测仪)对工业废水化学需氧量进行对照测定,结果发现,用COD速测仪测定工业废水,简便、快速、精密度好、准确度高。
5) true ground speed meter
真速测速仪
6) laser speedometer
激光测速仪
1.
Laser speedometer is the pivotal equipment in the process of setting up stream AGC control system,but the principle of laser speedometer based on double velocity of light and double scattering doppler technology has never been reported.
介绍了基于双光速-双散射多谱勒技术的激光测速仪工作原理,对该类非接触式直接测量线速度的仪表进行了数学解析,并在与其他测速仪比较的基础上,对激光测速仪应用对象、仪表扫描周期和采样周期与滤波的关系、测量精度主要影响因素、安装及日常使用等实际问题提出了解决办法。
2.
Existing calibration methods of laser speedometer are summed up and one new calibration method and instrument with simulant target is put forward in this paper.
综述了激光测速仪的现有校准方法,提出了采用模拟目标进行激光测速仪校准的新方法,并根据该原理研建了校准装置。
补充资料：电子速测仪
电子速测仪
electronic tachymeter
diQnzi SuCeyi电子速测仪(eleetron‘c‘achyme‘er)由电磁波测趴仪、电子经纬仪和自动记录计算装置所组成的多功能测量仪器。又称全站式电子速测仪。能同时得到水平角、垂直角、斜距，进而获得测站点与待定点间的爵 电子速测仪高差和坐标增量。仪器型号不同，测程和精度也不一样，一般测程为5000米左右最长可达卜几千米，测趴精度为士【3一5毫米+(l一5)\10一哟〕，D为趴离的千米数，狈d角精度为士0.5“一士3“。用于控制测量、l一程侧量、发射阵地联测，井能为建立数据库及自动化测图提供数据。 (张良据)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条