The closed-form expressions for the efficiency index, grating lobe level, beamwidth and clean region width are also given.As a result, a simple design method of optimum thinning arrays with...是什么意思_The closed-form expressions for the efficiency index, grating lobe level, beamwidth and clean region width are also given.As a result, a simple design method of optimum thinning arrays with...在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句