concave mirror

短语词组

短语

• concave reflecting mirror 凹面反射镜
• concave spherical mirror [光]凹球面镜
• cylindrical concave mirror 柱面凹镜;柱形凹镜
• a concave mirror 凹镜
• concave mirror reflector 凹面反光镜
• concave mirror focus 凹面镜聚焦
• concave spherical reflecting mirror 凹球面反射镜
• plano -concave mirror 平凹双面反光镜
• the shape of concave mirror 凹面镜形状
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