螺形天線 的英文怎麼說
中文拼音 [luóxíngtiānxiàn]
螺形天線
英文
helical antenna-
Secondly, in this paper, the four typical uwb antennas of tem horn antenna, log - periodic antenna, biconical antenna and helical antenna are theoretically analyzed and the uwb antenna design methods are generalized and discussed
其次，本文對tem喇叭天線、對數周期天線、雙錐形天線和螺旋天線四種典型的超寬帶天線進行了理論分析，總結並討論超寬帶天線的設計方法和手段。In this thesis, the concept of " fractal " and the recursive algorithm of fractal structure are depicted. the wavelength - independent character of archimedean spiral antenna and the space filled property of koch monopole are analyzed by the method of moment
本文介紹了分形的基本概念和分形結構的迭代演算法，採用矩量法分析了阿基米德螺旋天線的頻率無關特性和koch單極天線的空間填充特性。Information is collected through the use of special rotating antennae found on the two strands that form the helix and located where each strand intersects with its four ladders
通過使用在二條里發現的特別旋轉天線收集信息，二條形成螺旋狀用它的四個階梯固定在每條橫斷面上。Aerospace series - inserts, screw thread, helical coil, self - locking - assembly procedure ; german version en 2945 : 1998
航空航天系列.自鎖螺旋形線圈螺紋襯套.組裝程序Aerospance series - installation holes for inserts, screw thread, helical coil, self - locking - design standard ; german version en 3044 : 1998
航空航天系列.自鎖螺旋形線圈螺紋襯套的安裝孔.設計The result shows that the solar radiation pressure moments play a mainly part. based on kalman filtering, three kinds of attitude determination algorithms were studied using the attitude sensor now available on the explorer : the first based on digital solar sensor ( dss ) and gyroscope when the star sensor is not available ; another based on dss, high - gain antenna ( hga ) and gyroscope when the explorer is in the earth - safe mode ; the third based on star sensor combined with gyroscope when the explorer is in the normal mode
針對配置了典型測量敏感器的深空探測器，基於擴展kalman濾波給出了其姿態確定的方法:針對星敏感器不可用情形，給出了使用太陽敏感器和速率陀螺定姿的濾波器演算法;針對安全模式下的對地穩定定向情形，給出了太陽敏感器和高增益天線融合速率陀螺信息的定姿演算法;針對正常巡航模式給出星敏感器和速率陀螺聯合定姿演算法。Built to withstand weather the conical radome housing, uv - resistant material and a tubular mounting nut specially designed for ease of weatherproofing, assure superior performance while
圓錐形天線屏蔽器盒子、防紫外線材料和一個設計可以增強抵抗風雨管狀螺母，保證在全球越來越惡劣的環境下正常工作。Aerospace series - inserts, screw thread, helical coil, self - locking, in corrosion resisting alloy fe - pa3004 ; german version en 2944 : 1998
航空航天系列. fe - pa3004耐蝕鋼制自鎖螺旋形線圈螺紋Yield locus is analyzed when antenna is controlled under either pt mode or at mode. double trapezium velocity locus is designed for pt mode while the helix search algorithm is designed for at mode
對程序跟蹤（ pt ）模式和自動跟蹤（ at ）模式下星間鏈路天線的運動規律進行分析，設計了梯形速度軌跡和螺旋掃描運動軌跡。Aerospace series - pipe couplings, 60 o, spherical, in titanium alloy ti - p64001 - swivel nuts for thrust wire
航空航天系列. 60度鈦合金ti - p64001球形管接頭.拉力張線用轉動螺套分享友人