獲得低抗力 的英文怎麼說

中文拼音 [huòdekàng]
獲得低抗力 英文
acquired resistance
  • : Ⅰ動詞1. (捉住; 擒住) capture; catch 2. (得到;取得) obtain; win; reap 3. (收割) reap; harvest Ⅱ名詞(姓氏) a surname
  • : Ⅰ動詞1 (抵抗; 抵擋) resist; combat; fight 2 (拒絕; 抗拒) refuse; defy 3 (對等) contend with...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • 獲得 : 1. (取得; 得到) acquire; gain; obtain; win; achieve 2. [生物學] acquisition
  1. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    本文以昔格達填料強度特徵為研究對象,通過大量的室內及現場試驗,從昔格達地層巖組的物理學性質、昔格達填料的物理性質入手,對昔格達填料的剪強度、室內承載比及現場承載比特徵進行了較系統地研究,了如下認識及進展:昔格達混合填料承載比值受填料含水量及其中泥巖含量的影響,當泥巖含量小於一定值時,昔格達混合填料具有較高的承載比值,能夠滿足高速公路對填料的最強度要求;建立了綜合評判昔格達填料性能及現場壓實效果的現場承載比( cbr )標準;對于昔格達填料而言,最佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振;提出了與室內擊實最優含水量相區別的施工最佳含水量的概念。
  2. Frequency - hopping ( fh ) is a novel spread spectrum communication technique, which develops very fast in military field due to its lpi / lpd ( low probability of intercept / detection ) properties and immunity against interferences, the extensive application of hf ( high frequency ) frequency - hopping radios in military has greatly enhanced the ability of military equipments against jamming and interception and brought up a new austere challenge for communication countermeasures

    跳頻通信具有良好的干擾性,概率及組網能,因此跳頻技術的一出現,便在軍事領域到了極大的發展,採用跳頻技術的短波電臺在軍事通信中到了廣泛應用,極大地提高了軍事裝備的干擾能,向通信對提出了嚴峻的挑戰。
  3. With the reference of many relevant materials, the author prepared a fined molybdenum disulfide powder with a average size of 800nm by ball milling, and a nano - copper with average size of 30nm in micromulsion solution method, and synthesized surface - modified titanium dioxide nanoparticles with average size of 40nm in organic media via sol - gel method. the tribological performances of three particles were studied by universal test as well, with the result of fined molybdenum disulfide powder with good reducing wear and antiwear performance at low load, nano - copper with good reducing wear and antiwear performance at high load, surface - modified titanium dioxide nanoparticles maintaining stable reducing wear and antiwear performance from low load to high load due to its characteristics of organic and inorganic nanocomposite. the results indicate that the nanocomposite is the most perspective oil additive. the reducing wear and antiwear mechanism of nano oil additive was studied with in - situ tribochemical principle. nano additives possess broadly developing prospect with its above - mentioned performance

    在參閱了大量文獻的基礎上,分別採用了球磨法、微乳液法、溶膠?凝膠法制備了超細二硫化鉬、納米銅粒子、表面修飾納米二氧化鈦,經原子顯微鏡測試,的超細二硫化鉬的粒度平均在800nm以內,納米銅粒子平均粒度約為30nm ,表面修飾納米二氧化鈦平均粒度約為40nm ,在萬能摩擦磨損試驗機上測試了三種粒子的摩擦學特性,結果表明:在合理的添加濃度范圍內,超細二硫化鉬在載時具有優良的減摩磨性能,納米銅在高載時具有比較好的減摩磨性能,表面修飾二氧化鈦粒子因具有有機與無機復合物的特性,從載到高載都保持穩定的減摩磨性能。
  4. In this study, the design procedures for mitigating radiation effects mechanisms have been implemented in a gate array design, we have obtained samples of integrated circuits test structures manufactured by wuxi csmc - hj using their 0. 6 - m cmos process

    在研究中,我們將降輻射效應的設計方法應用到門陣列設計中,了華晶上華半導體有限公司採用0 . 6 m的cmos工藝生產的集成電路樣片,具有100krad ( si )的總劑量輻射能
  5. Direct sequence spread spectrum ( ds ) signals have been widely used for secure communication and mobile communication known as code division multiple access ( cdma ) system. because ds signals have many advantages such as anti - jamming capability, low probability of interception, multiple access capability and so on

    直接序列擴頻通信具有概率,干擾能強以及實現碼分多址等優點,因而在干擾通信及民用移動通信中到廣泛的應用。
  6. Frequency - hopping ( fh ) is a novel spread spectrum communication technique, which develops very fast in military field due to its lpi / lpd ( low probability of intercept / detection ) properties and immunity against interferences, the extensive application of hf / vhf ( high frequency / very high frequency ) frequency - hopping radios in military has greatly enhanced the ability of military equipments against jamming and interception and ensure the safety and validity of chain of military command

    跳頻技術是擴頻技術的一種,是80年代以來出現的一種新的通信方式。跳頻通信具有良好的干擾性,概率及組網能,因此跳頻技術的一出現,便在軍事領域到了極大的發展。採用跳頻技術的短波超短波電臺在軍事通信中到了廣泛應用,極大地提高了軍事裝備的干擾能,保證了軍事指揮系統的安全和有效性。
  7. In the code division multiple access ( cdma ) system, the multiple access interference ( mai ) mitigation capability as well as system capacity are determined, to a great extent, by the correlation properties of spreading sequences ; while adaptive modulation and coding ( amc ) with high spectral efficiency is the key technique to obtain high speed and low symbol error rate ( ser ) performance in mobile data transmission

    在碼分多址( cdma )系統中,擴頻序列的特性在很大程度上決定了多址干擾( mai )能和系統容量,而高頻譜效率的自適應調制編碼( amc )技術則是高速率和誤碼率( ser )移動數據傳輸性能的關鍵因素。
  8. The spread spectrum technology has got wide usage upon communications, telemetry, and orientation because of its strong anti - interference ability, low probability of being intercepted and captured, strong discrimination ability, outstanding multi - access communication ability, and excellent secrecy

    直擴通信技術由於具有很強的干擾能、很的被截概率、很高的距離鑒別、良好的碼分多址通信能和很好的通信保密性等特性,在軍事民用通信和遙測、定位領域到了廣泛的應用。
  9. The main contents are followed below : ( 1 ) for the aim of knowing the characteristics of main factory building structure frame columns of large - scale thermal power plants, nine high strength concrete frame columns with high axial compression ratio and six slender ordinary strength concrete frame columns with high axial compression ratio were tested under low reversed cyclic horizontal loading for the very first time, and thus the influencing factors of normal section bearing capacity, such as concrete intensity grade, axial compressive ratio, slendemess ratio, the type of stirrups and stirrup ratio, etc, the anti seismic deformation capability of frame columns were acquired

    本文主要研究的內容有: ( 1 )首次針對火電廠主廠房結構框架柱的特點,對9個高軸壓比高強混凝土框架柱和6個高軸壓比普通混凝土框架長柱進行了周反復水平加載試驗,混凝土等級、軸壓比、長細比、配箍形式及配筋率等對框架柱的彎及剪承載震變形能的影響因素。
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