Simple estimate is to pass the light spot diameter is 2 times or more.
简单的估计，是让通光直径是光斑的2倍或以上。
The laser spot diameter and its intensity distribution are measured with a scanning pinhole.
利用针孔扫描的原理，测量了聚焦光斑尺寸及光斑内的能量分布状况。
Good beam quality, close to the basement membrane, small spot diameter, perfect for ultra-fine marking.
光束质量好，接近基膜，光斑直径小，完美适用于超精细标记。
The measurement method and error analysis method of GRIN lens focal spot diameter in IR wavelength are described.
主要介绍GRIN透镜在红外波段聚焦光斑直径的测量方法及误差分析。
Point sample and solvent evaporating integration, seven channels can be automatically sampling, spot diameter less than 3 mm.
点样和溶剂挥干一体化，七通道可同时自动点样，斑点直径小于3毫米。
This paper is concerned with the laser ignition performance of energetic material affected by the light spot diameter using photoelectric method.
用光电探测法研究了激光光斑直径对含能材料激光点火特性的影响。
Because this method does not require the measurement light spot diameter, it avoids the problem that the light spot diameter is difficult to be accurately measured.
由于本方法不需要测量光斑的直径，避开了光斑直径不易测量准确的难题。
It is also evident that for metallic and non-metallic microbeads the momentum coupling efficiency has different variation tendencies versus the focused beam spot diameter.
实验中还发现，金属小球和非金属小球的动量耦合系数随脉冲焦斑直径的变化趋势完全不同。
The influence of laser power, scanning speed, powder feed rate, spot diameter and preheating on the temperature of molten pool were revealed in the process of single-pass cladding.
在单道熔覆中通过跟踪测量研究了激光功率、扫描速度、送粉速率、光斑直径和基体预热温度对熔池温度的影响规律。
Optical resolution is expressed as a ratio of the distance to the resolution spot divided by the diameter of the spot.
光分辨率是以距离到镭射点直径的比例关系来描述的。
This is because they used a small laser spot in the process; it was less than 500 micrometers in diameter — about half the diameter of laser spots used in traditional material deposition.
因为在沉积过程中，他们使用的是直径小于500微米的激光斑点，这大概是传统材料沉积中使用的激光斑点直径的一半左右。
The measuring methods for the diameter of cell damage spot caused by laser microbeam and the energy density of focusing spot are described in this paper.
本文论述激光微束照射细胞的损伤点直径和聚焦光斑上能量密度的测试方法。
The number of sprout spot was related with biological features but not related with height and diameter of stumps as it changed with randomicity.
萌芽点数按伐桩高度和伐桩直径分布均呈随机性，表明萌芽点数与伐桩高度和伐桩直径无关，仅与其生物学特性有关。
The focal spot, size depend on the pinhole diaphragm diameter of spatial filter.
光斑尺寸和空间滤波系统的针孔光阑直径有关。
The diameter and quantity of the spot were coincided with the field disease index.
病斑直径和数量变化与田间病情动态基本一致。
Do spot welding experiments to aluminum alloy plate in the same condition of simulation, prepare low magnification metallographic photos of joint, and measure nugget diameter and penetration rate.
采用与模拟一致的工艺参数对铝合金板材分别进行点焊实验，制取接头低倍金相照片，并测量熔核直径和焊透率。
Large vertical and horizontal storage tanks can be assembled on the spot, and are not constrained by space concerns, therby achieving the maximum length-diameter ratio.
防火要求，使用寿命长，设计灵活、罐壁结构性能优异、大型立式、卧式贮罐可现场拼装完成制作，不受场地空间限制，可最大限度优化罐体长径比。
Usage: suitable for auto starting motor commutator with big wire diameter and armature coil etc. wire spot welding.
用途：用途：适用汽车起动电机较大线径的换向器与电枢绕组等线的点焊。
Create another layer. With the same selection and same Brush with 70px Diameter, click once at the same spot.
创建另一个层，用同样的选区和70px直径的相同画笔，在相同位置点击一次。
Create another layer. With the same selection and same Brush with 70px Diameter, click once at the same spot.
创建另一个层，用同样的选区和70px直径的相同画笔，在相同位置点击一次。
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