Analysis shows that, only when the size of the hole is larger than 0.2 wavelengths will the variation of the antenna gain and the side-lobe level become obvious.
分析发现，只有当孔径大于一定的尺寸(约0 . 2 0个波长)时，天线增益和副瓣电平才会发生明显变化。
The three neuropile regions of the optic lobe are brown and take on obvious stratification.
视叶的三个视觉纤维网都被染成褐色，并且呈现分层现象。
Conclusion The effect of left external lobe liver resection combined with choledochoscope for intrahepatic duct calculi is obvious, so it is worth being used reasonably.
结论左肝外叶切除联合胆道镜治疗肝内胆管结石的临床效果确切，临床应合理选择应用。
Conclusion The effect of left external lobe liver resection combined with choledochoscope for intrahepatic duct calculi is obvious, so it is worth being used reasonably.
结论左肝外叶切除联合胆道镜治疗肝内胆管结石的临床效果确切，临床应合理选择应用。
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