射電發射 的英文怎麼說
中文拼音 [shèdiànfāshè]
射電發射
英文
radio emission-
Surface chemical analysis - glow discharge optical emission spectrometry gd - ose - introduction to use
表面化學分析-輝光放電發射光譜方法通則Surface chemical analysis - glow discharge optical emission spectrometry gd - oes - introduction to use
表面化學分析.輝光放電發射光譜.使用介紹Gd - oes. surface chemical analysis - glow discharge optical emission spectrometry gd - oes - introduction to use
表面化學分析.輝光放電發射光譜測定法With the aid of baffle movement, a technique named masking pretreatment and the method of vacuum deposition have been used to fabricate the ag - o - cs photoemissive thin films with internal field - assisted structure for the first time. the internal field - assisted photoemission characteristics of ag - o - cs thin films show that the photoelectric sensitivity is increased when the internal electric field is applied to the thin films, which indicates that the electric field has been effectively provided to the thin films by the above - mentioned internal field - assisted structure. such an enhanced photoemission is attributed to the variations in energy - band structure of ag - o - cs thin films, and which are considered to induce the lower - energy electrons to participate in the photoemission
通過掩膜預處理和擋板轉移技術的配合，利用真空沉積方法首次制備了內場助結構ag - o - cs光電發射薄膜。 ag - o - cs薄膜內場助光電發射特性測試結果表明，該方法能夠有效地實現ag - o - cs薄膜體內電場的加載與表面電極的引出，薄膜光電靈敏度隨內場偏壓的增大而上升。 ag - o - cs薄膜在內場作用下的光電發射增強現象與薄膜體內能帶結構變化低能電子參與光電發射等物理機制有關。( 2 ) on - line spectral response measurement is used to make a research on the activation process. the on - line measurement results have been analyzed and the influence excised by cs, o activation on the photoemission property of gaas wafers has been revealed. the properties of domestic and foreign nea phocathodes are compared, and the reasons causing the gap between domestic and foreign phocathodes are discussed
（ 2 ）利用光譜響應在線測試技術研究nea光電陰極的激活工藝，通過對在線測試的光譜響應曲線進行分析、比較和計算，剖析了激活工藝給陰極光電發射性能帶來的影響，並從性能評估的角度，比較了國內外nea光電陰極的性能，分析了它們之間存在差距的原因。Methods of measurement for radio transmitters ; part 4 : amplitude frequency characteristics and non - linearity distortion in transmitters for radiotelephony and sound broadcasting
無線電發射機測量方法.第4部分:無線電話和播音發射機Methods of measurement for radio transmitters. part 4 : amplitude frequency characteristics and non - linearity distortion in transmitters for radiotelephony and sound broadcasting
無線電發射機的測量方法.第4部分:無線電話和播音發射機的幅頻特性及非線性失真The contents of metal elements in silk gland and silk fiber of b. mori silkworm have been detailedly analyzed by proton induced x - ray emission ( pixe ), inductively coupled plasma mass spectroscopy ( icp - ms ) and atomic adsorption spectroscopy ( aas )
摘要用不同的測試方法，即質子誘導x射線發射（ pixe ） 、電感耦合等離子體質譜（ icp - ms ）和原子吸收光譜（ aas ）對桑蠶絲腺體和絲纖維中金屬元素的含量進行了詳細的表徵。Sng methods of measurement for equipment used in digital microwave radio transmission systems. part 3 : measurements on satellite earth stations. section 14 : earth stations for satellite news gathering
數字微波無線電發射系統使用設備的測量方法.第3部分:衛星地面站的測量.第14節:衛星新聞收集地面站They live within range of the transmitter.
他們住在無線電發射機的有效范圍以內。Method for photoelectric emission spectroscopic analy sis of carbon steel, medium and low alloy steel
碳素鋼和中低合金鋼的光電發射光譜分析方法The roots of radio - frequency identification technology stretch at least as far back as world war ii, when transponders helped distinguish between axis and allied aircraft
無線頻率識別技術的最早運用可以追溯到第二次世界大戰，那時無線電發射機應答器幫助人們分辨軸心國和同盟國的戰機。Methods of measurement for radio transmitters ; part 7 : cabinet radiation at frequencies above 1 ghz
無線電發射機測量方法.第7部分:頻率1ghz以上的機箱輻Methods of measurement for radio transmitters. part 7 : cabinet radiation at frequencies above 1 ghz
無線電發射機的測量方法.第7部分:頻率1ghz以上的機箱輻射Methods of measurement for radio transmitters. part 6 : cabinet radiation at frequencies between 130 khz and 1 ghz
無線電發射機的測量方法.第6部分:頻率130khz - 1ghz的機箱輻射As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system
功率放大器（ pa ）作為無線通信射頻發射機中不可缺少的關鍵電路，對于提高手機的功率效率、降低電源損耗、減小體積重量、延長通話時間有著舉足輕重的作用，而適用於恆包絡信號放大的e類功率放大器，更是在現代通信系統中佔有十分重要的地位。Practice for determining safe distances from radio frequency transmitting antennas when using electric blasting caps during explosive operations
爆破操作中使用電起爆雷管時射頻發射天線安全距離測定的實施規范Recommended practice for determining safe distances from radio frequency transmitting antennas when using electric blasting caps during explosive operations
爆破操作中使用電起爆引線時射頻發射天線安全距離測定的推薦規范Otar digital private land mobile radio over - the - air - rekeying operational description
數字式專用陸地移動無線電發射密鑰更換Most inventions basic to the construction of radio transmitters and receivers had been perfected before the first world war.
為建造無線電發射機和接收機奠定基礎的大多數發明，在第一次世界大戰前就臻於完善。分享友人