10:58 Mar 12, 2004 |
English to Chinese translations [PRO] Tech/Engineering - IT (Information Technology) | |||||||
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| Selected response from: Edward LIU Canada Local time: 12:25 | ||||||
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3 +1 | 天线板 |
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天线板 Explanation: 我想你是对的. 相控阵天线一般在一块天线板表面设有大量有源发射与接收元件。采用新材料和小型化电子装置已减少了复杂相控阵的机械加工、测试和精调工作的时间。而且专家们说,通过采用模块式部件和自动化生产,生产成本还将降低。 与传统反射器天线相比,相控阵天线的优点是能精确地满足用户在卫星覆盖区域方面的特定要求。对相控阵天线的波束进行控制就能满足某些特定要求,这样就能更有效地利用功率,然后当要求改变时,其波束可在轨道上重构。 http://www.bjkp.gov.cn/kjbgt/k1208-03.htm |
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