本文设计了一种可用于LMDS中 的采用加方形脊T形 结的微波矩形波导双工器.Design of a microwave rectangular waveguide diplexer for LMDS is presented.而且, 双工器中的滤波器保持了E面的制造加工优势.In addition, the manufacturing advantages known from E - plane technology are main...
You will find that answer only in the library of the cicadas.只有到蝉鸣图书馆里你才能找到答案.The boys were netting cicadas in the woods.男孩子们在林子里用网捕捉蝉.Only male cicadas chirp in late summer, and early autumn.只有雄性的寒蝉在夏末秋初时鸣叫....
一些青少年可能相比同龄人在性方面更成熟、更具挑逗性。Some adolescents might be more sexually mature and provocative than others.许多女孩在性方面会有些率性而为。Many girls have a kind of mechanical attitude towards sex.他在性问题上主张克制，反对纵欲。He has a puritanical attitude...
他的身体不能适应森林的潮湿。The dampness of the forest did not agree with him physically.我们乘车穿越这片有着湖泊及森林的广袤而神奇的土地。We were driven across this wondrous vast land of lakes and forests.森林的一些部分仍然很茂密，人迹罕至。Parts of the forest are still dense...