| 单词 |
kraus-type radio telescope |
| 释义 |
Kraus-type radio telescope Kraus-type radio telescope (krowss) A radio telescope consisting of a long thin flat reflector that can be tilted about its long horizontal axis and that reflects radiation from the sky onto a large fixed curved reflector that forms part of a paraboloid. The radiation is collected at the focus of the paraboloid by the feed (see dish). The telescope thus achieves a large collecting area that can be steered in one direction. |
| 随便看 |
- food/drink frequency questionnaire
- food & drink group
- food & drug
- food & drug administration
- food, drug, and consumer product agency
- food drug and cosmetic act
- food, drug and cosmetic act
- food, drug, and cosmetic act
- food, drug, and cosmetic packaging materials committee
- food drug and cosmetics act
- food, drug and cosmetics act
- food, drug, and cosmetics act
- food drug and cosmetics act of 1938
- food drug mass-merchandise
- food, drug, mass merchant, and warehouse club
- food & drugs act
- food dye
- food education and service training
- food education every day
- food efficiency
- food elevator
- food elicited cataplexy test
- food-elicited cataplexy test
- food emergency rapid response and evaluation team
- food emergency response network
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