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    1. hydrogen maser

      基本解釋氫脈澤

      網絡釋義

      1)hydrogen maser,氫脈澤2)atomic hydrogen maser,氫脈澤3)hydrogen maser,氫微波激射器氫脈澤4)Maser,脈澤5)H_2O masers,H_2O脈澤6)OH1667MHz maser,OH1667MHz脈澤

      用法和例句

      The hydrogen maser is the most stable frequency standard generally available today for all but the shortest measuring time.

      氫脈澤是至今為止除極短時間測量間隔之外最穩定的頻率標準,它是甚長基線干涉測量儀(VLBI)中的一個關鍵設備。

      The hydrogen maser is the most stable frequency standard generally available today for all but the shortest measuring times.

      氫脈澤是至今為止除極短時間測量間隔之外最穩定的頻率標準 ,對于 1 0 4 s或更長的測量時間間隔 ,它的性能由于高 Q值諧振腔而引起頻率漂移而變壞 。

      Design improvement and performance evaluation of the atomic hydrogen maser at Shanghai Observatory in recent years;

      上海天文臺近年來氫脈澤的技術改進與性能評價

      The atomic hydrogen maser is the most stable frequency standard generally available today for all but the shortest measuring time interval.

      氫脈澤是一種中、長期穩定度最高的原子頻率標準。

      The infrared properties of extragalactic H_2O maser sources;

      河外水脈澤源的紅外特性(英文)

      The producing principle of maser was discussed (Maser: Microwave amplification by stimulated emission ofradiation).

      探討了脈澤(Maser:Microwave amplification by stimulated emission of radiation)的產生機理,根據它產生區域和形成機制的不同,對脈澤進行了分類。

      It is found that maser is impossible in vacuum as in the case of synchrotron radiation, while the plasma affects the radiation spectrum and self-absorption properties greatly and maser emission is possible in a plasma.

      根據同步曲率輻射理論 ,論文推導了真空中和等離子體中彎曲磁場下相對論性電子輻射的自吸收系數 ,發現真空中同步曲率輻射與同步輻射一樣沒有負吸收放大作用 ,而等離子體對輻射譜和自吸收性質有重大影響 ,存在脈澤放大效應 。

      AN EXPERIMENTAL STUDY OF THE MAGNETRON CAVITY AND THE QUADRUPOLE STATE SELECTOR AND THEIR APPLICATION IN CAMPACT HYDROGEN MASER;

      磁控管腔和四極態選擇器的試驗研究及其在小型氫脈澤中的應用

      Experimental Study on Growth and Hydrogen Production of Spirulina subsalsa

      鹽澤螺旋藻的生長及放氫的實驗研究

      Construction of Rhodopseudomonas palustris hupL gene deficient mutant with higher efficient of H_2 production

      沼澤紅假單胞菌高效產氫hupL缺失突變株的構建

      Study on Improving the Tint of OCC Pulp with hydrogen peroxide

      過氧化氫輕度漂白改善OCC紙漿色澤的研究

      Hybrid Culture on Impact of Hydrogen Production and Metabolism of Rhodopseudomonas palustris

      混合培養對沼澤紅假單孢菌產氫及代謝的影響

      On Train of Thought about the Formation of Mao Zedong's "Capitalist-Roader Group" Theory

      毛澤東“走資派”理論形成脈絡探析

      On the Inclinations of the Host Galaxies of H_2O Masers

      水脈澤寄主星系的傾角分析(英文)

      A study on the relationship between the scientific development ideas and the thoughts of MAO Ze-dong, DENG Xiao-ping and JIANG Ze-min;

      科學發展觀同毛澤東、鄧小平、江澤民發展思想一脈相承

      "Metallic hydrides, such as titanium hydride (TiH2), are alloylike materials with some properties of metals, such as luster and electrical conductivity."

      金屬型氫化物,例如氫化鈦(TiH2),是類合金材料,具有光澤、導電等金屬特性。

      If improved luster is the goal, the sodium hydroxide concentration is kept at a high level.

      如果絲光的目的是改善光澤,氫氧化鈉溶液的濃度應較高。

      Construction of Rhodopseudomonas Palustris hupL-and Research on Characteristic of Hydrogen-production

      沼澤紅假單胞菌hupL缺失突變株構建及產氫特性研究

      Determination of Trace Lead in the Water of Zhangzhe Reservoir by HG-AFS

      氫化物發生原子熒光法測定漳澤水庫中的鉛含量

      ENERGY ANALYSIS OF THE PROCESS OF PHOTO-HYDROGEN PRODUCTION BY RHODOSEUDOMONAS PALUSTRIS IN BATCH CULTURE

      序批式培養沼澤紅假單胞菌光照產氫的能量分析

      Important Thought of Three Representation Is the Some as Maozedong s Thought;

      “三個代表”重要思想與毛澤東思想一脈相承

      On Forming and Developing JIANG Ze-min s Creative Thinking of Science and Technology;

      江澤民科技創新思想的形成和發展脈絡

      Anti-atherosclerotic Effect of Jiawei Zexie Tang in Rats

      加味澤瀉湯抗大鼠動脈粥樣硬化作用研究

      Investigation on Zero Boil-off System of Liquid Hydrogen Based on Pulse Tube Cooler;

      基于脈管制冷機的液氫無損貯存系統研究

      Study on Pulse Tube Refrigerator and Refrigeration Performance with Helium & Hydrogen Mixture;

      脈管制冷機及氦氫混合工質制冷性能研究

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