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- This thesis studies a circularly polarized reflectarray based on a microstrip ring patch as a radiating element. 中文摘要本论文是以环形天线为幅射单元当架构，来研究一圆形极化反射阵列。
- To accomplish time delay scanning, variable delay networks are inserted in front of each radiating element. 要完成时滞扫描，就要把延时网络插入每个辐射单元的前端。
- Only a properly matched antenna system will allow maximum power transfer from the 50 transmission line to the radiating element. 只有一个匹配合适的天线系统才能在发射时使能量充分辐射出去。
- A conclusion can thus be gained that NRD-guide can be used as an UWB antenna and a radiating element of antenna arrays due to small side leakage. 先从频域的角度研究了NRD波导用作超宽带天线时相关参数选择的依据，然后用FDTD方法研究了NRD波导的传播特性以及辐射特性，并与平行板天线的辐射特性比较，得出该天线的突出优点是具有较小的侧向泄漏。
- As the excitation energy travels along the serpentine line, it will reach each successive radiating element with a uniformly increasing positive or negative phase shift. 当激励能量在馈线中传播时，将会在连续相邻的辐射单元中形成均匀递增的正的或者负的相移。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- Radiation reached unheard-of levels. 辐射作用已达到前所未有的程度。
- In a printer, the removable type element. 印刷机上可拆卸的打印部件。
- Figure 7-1 and subsequent diagrams show only a limited number of radiating elements. 图7-1和后面的图表只显示了少量辐射单元的情况。
- He's in his element when playing badminton. 他打起羽毛球来真是得心应手。
- This heater needs a new element. 这个加热器需要一组新电阻丝。
- The earth's atmosphere filters out much of the sun's radiation. 地球大气层可以滤掉太阳的大部分射线。
- In a phase-scanned radar system, the radiating elements are fed from a radar transmitter through phase-shifting networks or "phasers. 在相扫雷达系统中，从雷达发射机馈送到发射单元要经过移相电路或称为“移相器”。
- I'm out of my element in political discussions. 我不喜欢参加政治讨论。
- Maintenance of PC is in my element. 我对电脑的维修保养很在行。
- Sulphur was not identified as an element until1810. 1810年以前还没有认出硫是一种元素。
- The scientists are in search of a new element. 科学家们正在寻找一种新元素。
- In the accident, the workers received a heavy dose of radiation. 在这次事故中，工人受到大剂量的辐射。
- The most terrifying aspect of nuclear bombing is radiation. 核弹轰炸最可怕的一面是辐射。
- He was out of his element at the ball. 他在舞会上感到格格不入。
