parallelogram sturcutre
平行四边形结构

• lasing light emitter
• lasing linewidth
• lasing mode
• lasing safety
• Lasing threshold
• lasing time
• lasr microspectral analyzer
• lasting ehavior
• Latch circuit
• latching circuit
• Latching relay
• latck
• latensification
• latent astiggmatism
• Latent color
• latent heat
• latent image
• latent light
• latent squint
• latent sub-image
• latent vector
• lateral adjuster
• lateral axis
• lateral chromatic aberration
• lateral clinometer