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- virtual scanning frequency 垂直扫描频率
- VSF? Vertical Scanning Frequency? 垂直扫描频率，场频?
- Because characteristic of electron gun job is restricted, scanning frequency included line frequency and field frequency two concepts. 由于电子枪工作特点限制，扫描频率包括了行频与场频两个概念。
- The relation between deflected angle and scanning frequency and the relation between raster and scanning frequency are deduced through the experiment data, so do. 对实验数据进行处理得到了振镜偏转角度和扫描频率之间具体的函数表达式及其图像表示,进而推导得到光栅大小和扫描频率之间的函数关系式。
- This paper describes a piezoelectric drive circuit which can find the syntonic frequency of motor through scanning frequency region based on computer controlling. 提出了一种基于计算机控制的压电超声马达谐振频率自动搜寻系统。
- It is an up-to-date intelligent measuring calibrator. The instrument has the preset functions of scanning frequency, mode, multipoint scanning,and power off protection. 该仪器为新一代智能化测校验设备，具有预置扫描速率、状态、多点、掉电保护等功能。
- Experiments show that the line scanning frequency of this scheme has attained 25Hz, acquisition time for target is less than 3s and tracking speed is 3.0/s, and this scheme also has the properties of low power consumption and small volume. 实验表明;此方案的行扫描频率达到25Hz、目标捕获时间小于3s;跟踪速度达3.;0°/s;且具有功耗低、体积小的特点。
- The results show that the surface temperature of melt pool is affected intensively by melting parameters such as melting rate,melting power,electron beam scanning pattern and scan frequency,etc. 结果表明,结果表明,熔炼工艺参数如熔化速度、熔炼功率、电子束扫描方式和扫描频率都会对熔池表面温度产生剧烈影响。
- Type T3000 transmitter scan frequency deflection has self-regulation function, when changing the modulating frequency, transmitter scan frequency deflection range is basic invariable. T3000型发射机扫描频频偏有自动调节功能，即改变调制频率后，发射机扫频频偏范围基本保持不变。
- coil / the method of scanning frequency 线圈/扫频法
- two-way scanning frequency measurement 双程扫描测频
- These children were in a state of virtual neglect. 这些孩子实际上处于无人照管的状态。
- The doctors gave him an ultrasonic brain scan. 医生给他做了脑部超声波扫描检查。
- A virtual state of war exist between the two countries. 这两国间实际上处於战争状态。
- Our deputy manager is the virtual head of the business. 我们的副经理是公司的实际负责人。
- The second scan revealed a brain tumor. 第二次扫描显示出一个脑瘤。
- A virtual state of war exists between the two countries. 这两国间实际上处于战争状态。
- He was the virtual leader of the movement. 他是该运动实际上的领袖。
- I scan Time magazine while wait at the doctor's office. 在医生的诊所等的时候，我翻看时代杂志。
- A larger computer storage area, usually used for virtual storage addressing. 一大段计算机存储区，常用于虚拟存储器寻址。
