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- Three methods including simplification formula method, scale brass model method and numerical method are introduced for predicting the isolation between HF antennas on navy ship. 介绍用于舰船短波天线隔离度预测的简化公式法、缩尺模型法和数值计算法三种方法,分析三种方法的原理。
- The mathematical model for optimizing placement of shipboard HF antenna 舰船短波通信天线优化布置数学模型
- On Helicopter Rotor-blade Modulation of HF Antenna Electromagnetic Behavior Using Method of Moments 用矩量法研究直升机高频天线电磁特性的旋翼调制效应
- Reception improved because of the new antenna. 接受效果因有新天线而得到改善。
- directional HF antenna 定向高频天线
- omni-directional HF antenna 全向高频天线
- adjustable dipole HF antenna 可调偶极高频天线
- No antenna, no radio, we're back in the nineteenth century! 没有天线，没有无线电，我们回到十九世纪了。
- Elevated HF Antenna 空中极高频天线
- You should fix the television antenna before receiving programs. 接收节目前，你应该先装天线。
- HF antenna 高频天线
- The reception is very poor. Let me adjust the antenna. 接收效果太差了。让我来调一下天线。
- HF has a pungent odor. It is extremely corrosive. HF有一种刺激性气味。它是极强的腐蚀剂。
- HF Hanguan processing, steel wholesale and retail. 高频焊管加工，钢材批发兼零售。
- HF acid detecting paint to ensure valve integrity. 用于保证阀门完整性的氢氟酸检测漆。
- Remove victim from source of HF fumes. 把受害人从HF烟雾源转移走。
- Extend the telescopic antenna vertically. 竖直地伸张伸缩式天线。
- The newest combined with MF and HF correct techni. 最新的中高结合校正技术。
- HF model was made by adriamycin. 慢性心衰模型由阿霉素制成。
- He said he would head the antenna with a ball. 他说他还要给天线安个圆头。
