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- Laser phase Doppler anemometry (PDA)technology can be used to measure moving particle's velocity,size and relative refractive index simultaneously. 激光相位多普勒(PDA)能够同时测量粒子的速度、大小和相对折射率。
- In the process of laser phase transform hardening or laser surface melting, light absorbing coatings shows importance for improving laser absorbancy. 在激光相变硬化或熔凝处理中，吸光涂料在提高光能利用率方面起到了重要作用。
- The cold two-phase flow predictions are compared with the PDA(3-Dimensional Laser Phase Dopper Analyzer) measurements. General agreement is made between the calculated results and test data. 采用三维激光相位多普勒分析仪(PDA)对冷态模型内气固两相流场进行了测量,实验结果与冷态两相流动的模拟结果基本一致。
- The cold two-phase flow predictions are compared with the PDA (3-Dimensional Laser Phase Dopper Analyzer) measurements.General agreement is made between the calculated results and test data. 采用三维激光相位多普勒分析仪(PDA)对冷态模型内气固两相流场进行了测量，实验结果与冷态两相流动的模拟结果基本一致。
- The laser phase transformation-hardened experiment on specimen of high-Ni-Cr cast iron has been performed, and the microstructure, the microhardness and the abrasion characteristic are analyzed. 对高镍铬铸铁轧辊材料进行激光相变强化试验，观察了其微观显微组织，并进行了硬度测试和耐磨性分析。
- laser phase transformation treatment 激光相变热处理
- laser phase transformation hardening 激光相变硬化
- Laser Phase Transformation Hardening( Laser Quenching) 激光相变硬化（激光淬火）
- Design of the Multilayer Structure for Blue Laser Phase Change Optical Disk 蓝光相变光盘的多层膜结构设计
- Using of non-cooperation object laser phase position measure in close range 相位测距非合作目标法在近距离测量中的应用
- All rays leaving the laser are in phase. 由激光发射出的光线都是同位的。
- The Phase Difference Detector by Inner Product Applied in Laser Phase Distance Measurement System 向量内积法检相在激光测距系统中的应用
- Study on Laser Phase Transformation Hardening in Automobile Mould Material Strengthened Surface and Its Application 汽车模具材料表面强化中的激光相变硬化技术的研究与应用
- There is no single laser fit for all purposes. 没有单一种激光器能适用于各种用途。
- How does a laser beam vaporize steel? 激光束是怎样使钢气化的?
- Laser beams are also used in surgery. 激光束还可用于外科手术。
- Laser beams may cauterize and heal ulcers. 激光束可以烧灼和愈合溃疡。
- He monopolizes the laser printer. 他独占了这台激光打印机。
- A laser is a device composed a special material. 激光器这种器件是用特殊材料制成的。
- The laser jet printer is out of order. 这台激光打印机不能正常工作了。
