“focusing glass”的概念、定义、翻译、参考文献-科学参考

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单词	focusing glass
释义	focusing glass 图像聚焦检查镜
随便看	directional index directionality directionality effect directional lighting directional log directional louds peaker directional loudspeaker directional microphone directional mirror directional modulation directional overcurrent relay directional pattern directional phase changer directional phase shifter directional polish directional power meter directional power protection directional power relay directional preponderance directional pressure directional properties directional property directional pull directional reading hardness test directional receiver