Each facet of the grating is perpendicular to the center of facet and the connection lines for input waveguide end points.
光栅的每一个齿面都垂直于齿面中心和输入波导端点的连线。
Each facet of the grating is perpendicular to the center of facet and the connection lines for input waveguide end points.
光栅的每一个齿面都垂直于齿面中心和输入波导端点的连线。
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