查询词典 scanning speed

The results showed that with the increasing of repetition frequencies, power density, and pulse width of laser beam and with the decreasing of scanning speed, the kerf quality could be improved. Besides, a formula of estimating the kerf surface roughness was also presented, which can explain the experiment results well.

在加工电子行业中表面组装用的模板时，一般采用化学刻蚀法，其缺点是加工精度低、工序多、周期长，特别是受刻蚀因子的限制，模板的最小缝隙宽度不能低于模板厚度的 1 2 ，因而难以满足日益发展的微电子技术对电子线路制作精度的要求。

The minimum power density is 6.5×10^5W cm^(-2) and the maximum scanning speed is 600mmmin^(-1) The distribution of temperature field during the nitriding process is simulated with semi-infinity model.

采用半无限大模型对氮化过程中的温度分布进行了数学模拟，并推导出了温度分布方程。

It is understood that this version is the series of Kaspersky 8.0, the Chinese version, adopted a new anti-virus engine, engine for dual-core and four-core CPU platform optimization, can greatly improve the system scanning speed, and a "4 D security defense System ": that is, RD registry to protect, FD defense document protection, ND network defense, AD application protection, integration into the active defense technology and integrated firewall, to Automatic for the application level of security classification, for different levels of application of different security policies and access control.

据了解，该版本即为卡巴斯基8.0系列的中文版，采用了全新的反病毒引擎，引擎针对双核和四核CPU平台优化，能极大提高系统扫描速度；并采用"4D安全防御体系"：即RD注册表保护、FD文件防御保护、ND网络防御、AD应用程序保护，融入主动防御技术和集成的防火墙，能够自动为应用程序的安全级别进行分类，针对不同级别的应用程序采用不同的安全策略和访问控制。

The pulsed Nd:YAG laser cladding is one of the most effective methods of the precise repairing technology. It is decided by the voltage, electric current, pulse length, pulse frequency, scanning speed and beam diameter of the Nd:YAG laser.

脉冲Nd：YAG激光熔覆技术是精密修复塑料模具最有效的方法之一，激光器的电压、电流、脉冲宽度、脉冲频率与激光的扫描速度、光斑直径等工艺参数直接影响着熔覆的质量。

The mechanism of pulsed laser milling is introduced briefly,and the effects of the technological parameters such as the single pulse energy of laser, the repetitional frequency,the laser beam scanning speed and the assistant huffing pressure are investigated.

在分析脉冲激光铣削材料去除机理的基础上，系统研究了激光单脉冲能量、重复频率、激光束扫描速度和辅助吹气压力等工艺参数对硬质合金激光铣削量和质量的影响，观察不同工艺参数条件下激光铣削的表面微观形貌。

We can crystallize polycrystalline silicon under the conditions about laser power between 9 and 11W, scanning speed between 4 and 15 cm /s, 120 torr chamber pressure.

我们发现，在能量9~11W、速度4~15 cm/s、腔体压力在120 torr的条件下，能够结晶出高品质的复晶矽薄膜。

The present invention can make the iron loss of oriented steel sheet stably reduce by 5%, and can prevent its surface coating from being damaged and curvedly deformed by means of heat-transfer and mechanical analysis and regulation of the parameters, including laser energy, power, pulse-width and scanning speed.

经传热和力学分析，调整激光能量，功率，脉宽，扫描速度等参数，实现对取向度硅钢片既稳定降低铁损5％，而又不发生表面涂层破坏和弯曲变形。

In electrochemistry, constant voltage and circle voltage-current methods were adopted. The influences of monomer concentration, protonic acid concentration, the kinds of anions and scanning speed on the properties of conducting Polyaniline were investigated.

采用恒电位法和循环伏安法，着重分析了苯胺单体浓度、质子酸浓度以及阴离子种类、扫描速度对电化学合成聚苯胺性能的影响。

The influence disciplinarian of scanning speed on tungstic electrode argon arc hardening effect on surface of boron cast iron was investigated.

研究了钨极氩弧扫描速度对硼铸铁表面硬化效果的影响规律。

The influnces of laser parameters including pulse frequency,pulse width and scanning speed were studied.

研究了激光工艺参数(包括脉冲频率、脉冲宽度、扫描速度等)对熔覆层物相的影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。