已知四棱锥\(S{-}{ABCD}\)的底面是正方形，侧棱长均相等，\(E\)是线段\(AB\)上的点\((\)不含端点\(){.}\)设\(SE\)与\(BC\)所成的角为\(\theta_{1}\)，\(SE\)与平面\(ABCD\)所成的角为\(\theta_{2}\)，二面角\(S{-}{AB}{-}C\)的平面角为\(\theta

题型：选择题题类：期末考试难易度：难

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已知四棱锥\(S{-}{ABCD}\)的底面是正方形，侧棱长均相等，\(E\)是线段\(AB\)上的点\((\)不含端点\(){.}\)设\(SE\)与\(BC\)所成的角为\(\theta_{1}\)，\(SE\)与平面\(ABCD\)所成的角为\(\theta_{2}\)，二面角\(S{-}{AB}{-}C\)的平面角为\(\theta_{3}\)，则\((\) \()\)

A. \(\theta_{1}{\leqslant }\theta_{2}{\leqslant }\theta_{3}\) B. \(\theta_{3}{\leqslant }\theta_{2}{\leqslant }\theta_{1}\) C. \(\theta_{1}{\leqslant }\theta_{3}{\leqslant }\theta_{2}\) D. \(\theta_{2}{\leqslant }\theta_{3}{\leqslant }\theta_{1}\)

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