A thin groove divides the concrete wall into two, right where the square of the golden rectangle is delimited.
一条细槽按黄金比例将水泥墙一分为二。
The method is qualified for measurement of groove depth and duty cycle simultaneously for the rectangle-shaped or similar profile of holographic grating mask.
对于要求同时检测矩形或接近矩形槽形的全息光刻胶光栅掩模的槽深和占宽比，该方法完全适用。
Some questions are often met with mode conversion of rectangle waveguide to circular groove waveguide in which mode conversion of rectangle waveguide to circular waveguide is important.
在圆形槽波导微波毫米波器件中，常遇到矩形?圆形槽波导的模式变换问题，而矩形-圆波导模式变换是矩形—圆形槽波导模式变换的重要组成部分。
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