The team used simulation tools to show it was possible to achieve over-land flight by dramatically lowering the level of sonic booms through the use of an "inverted-V" engine-under wing configuration.
这个团队在其所设计的飞机模型中在引擎上方使用了一个“倒V字型”的结构，他们通过模拟工具展示了通过这个结构可戏剧性地减少音爆导致的噪声成为一种可能。
The new process used spinning flanging replace drawing to achieve multi-V pulley side wall separate thickening;
该方案采用旋压翻边取代拉深，实现了多楔轮侧壁的单独增厚；
It can achieve a fixed output of DC voltage in the universal input range of ac 80 ~ 265 V. It owns the advantages of high efficiency, low total harmonic distortion, PF near to 1.
该方案能在80 ~ 265V宽输入电压范围内得到稳定直流电压输出，具有效率高、总谐波畸变率低、功率因数接近为1等特点。
V-BLAST (Vertical Bell Laboratories Layerd Space-Time) can be combined with OFDM to achieve high data rate transmission in frequency selective fading channels .
技术可以和OFDM技术结合以便在高的频率选择性衰落信道下提供高数据率的传输。
V-BLAST (Vertical Bell Laboratories Layerd Space-Time) can be combined with OFDM to achieve high data rate transmission in frequency selective fading channels .
技术可以和OFDM技术结合以便在高的频率选择性衰落信道下提供高数据率的传输。
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