高頻通氣 的英文怎麼說
中文拼音 [gāobīntōngqì]
高頻通氣
英文
high-frequency ventilation-
The better advantage of high frequency induction in defining thin intercalated bed, discerning high - salinity low - resistivity oil ( gas ) reservoir, estimative of reservoir, estimating water - flooded reservoir and so on are found by analyzing the application of the many frequency induction logs in shengli oil filed
通過分析勝利油田多口井的高頻感應測井資料發現，高頻感應在劃分薄夾層、識別高礦化度低阻油（氣）層、定性確定儲層滲流能力、評價水淹層等方面都有明顯的優越性。During ion source operating, alternating axial magnetic field and azimuthal electric field in discharge tube ionize hydrogen gas purified by hot palladium pipe, and form plasma, hi fifties year, research reports studied on rf ion source are numerous however most of them are concerned about application, and research reports relevant to discharge theory or experiment model are unfrequent
離子源工作時，放電空間交變的軸向磁場和渦漩電場激發放電管中經鈀管純化后通入的氫氣電離，形成等離子體。 50多年來，關于高頻離子源的研究報告很多，但是，這些研究主要都集中在應用研究方面，有關高頻無極環形放電離子源的理論與實驗模型研究不是很多。It is studied that the formation mechanism of taylor bubble and its control method in gas - liquid two - phase flow, which affects the pressure balance and mechanical driving efficiency in the flow of petroleum engineering. experiments show that the formation of taylor bubble in gas - liquid two - phase flow is due to the intensive congregation and amalgamation of small bubbles driven by void fraction waves and that the highly turbulent flow is able to restrain this formation. thus, the flow regime transition may be checked by increasing the flow turbulence and controlling the disturbed frequency
對大管徑氣-液兩相流動中嚴重影響壓力平衡與機械驅動效率的段塞流生成機制和控制方法進行了研究，實驗證明段塞流的形成是由於空隙率波的大幅度增長使氣泡高度集中，並形成聚並所致。強湍流運動可以抑制taylor泡的形成。因此，通過強化湍流或控制擾動頻率可以對氣泡聚並起明顯的抑制作用。( 8 ) by studying match between the electronic system and catalytic converter on the base of electronic controlled bypassing air system, conclusions having been gotten as follows : higher conversion efficiency of emission have gotten when a / f fluctuates at definite scope and frequency, by controlling the comparing voltage of 02 sensor, the working scope of catalytic converter can be controlled and the matching that can fulfill the high efficiency of hc, co, nox at same time has been optimized
（ 8 ）進行基於所開發的電控補氣系統上的催化器與電控系統的匹配研究，當控制系統調節空燃比在一定范圍按照一定頻率進行波動時，可以提高催化轉化器的轉化效率；通過控制氧傳感器的比較電壓，可以控制催化轉化器的工作窗口，實現排放污染物中， hc 、 co 、 nox轉化的最優匹配。Based on the special property of magnetic fluid ( mf ), we fill the magnetic fluid into the working clearances of the servo valve torque motor. one side, the magnetized magnetic fluid can exert a damping torque on the torque motor armature and reduce vibration of the armature ; on the other side, it can improve the magnetic circuit efficiency of the torque motor because of the magnetic fluid ’ s larger magnetic permeability
基於磁流體所具有的特殊性質，將磁流體添加到伺服閥力矩馬達的工作間隙中，一方面磁流體被磁化后可增大銜鐵的阻尼力，減少振動;另一方面由於力矩馬達氣隙中磁導率的提高，使氣隙中的磁通量增大，力矩馬達的磁路效率和輸出扭矩將增大，因此可以提高力矩馬達的固有頻率和伺服閥的響應速度。Their distribution of deposition control lithology subtle trap, die - out around paleo - uplift the distribution of subtle traps in the slope, subtle trap forms along faults and above and beneath unconformity boundary. through exploring and studying in huanghua depression many years, we gradually summarize a series of methods and technologies for subtle trap exploration, they are precise stratigraphy correlation on the basis of sequence stratigraphy, including micromarker correlation, element logging, high frequent cycle stratigraphy and precise sequence stratigraphy, besides conventional biography stratigraphy, logging correlation. through using facies analysis method, the type and distribution of reservoir are determined
在黃驊坳陷通過多年的摸索和引用，逐漸形成了一套系統的隱蔽油氣藏的研究方法和技術，它們是以層序地層學為代表的地層精細劃分方法，用來解決地層劃分及歸屬問題，除常規的生物地層學、巖電特徵對比方法外，創新性的運用了包括微標志層劃分方法、元素測井方法、高頻旋迴對比方法及精細層序地層劃分方法等四種精細地層劃分方法。Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead
通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴過渡的特點，發現其電弧過程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下，通過調節焊接迴路中的電感量和電源電壓，可以改變電弧的過程行為形式.若電弧過程呈「燃弧?熄弧?短路」交替進行，並且熄弧時間最短時，短路過渡頻率最高，在這種情況下，飛濺小，焊道成型好，焊接過程穩定The signal sampling circuit fulfill the tasks of sampling signal and changing the double polarities signal to the single polarity signal ; the drive circuit receives the pwm signals from dsp and pass the signals to ipm through optical - couple devices ; the protective circuit safeguard the system against high current, high voltage, low voltage and high temperature on the ipm model
其中信號處理電路主要完成採集輸出電流和中間直流環節電壓信號，並對採集到的電流信號進行極性變換處理的功能；驅動電路接收dsp輸出的高頻驅動信號，通過耦合器件直接驅動ipm模塊；保護電路利用採集到電氣信號對整個系統實施保護，包括過電流、過電壓、欠電壓、 ipm模塊過熱等。In the thesis, most advanced, relative, foreign high - tech has been pursued. feasibility analysis has n ' t been carried out by synthesizing much relative knowledge such as electromagnetism theory, plasma technology, aerodynamics, electronic technology etc until the scheme is confirmed, that is, a uniform, one atmosphere, controllable, glow - charge surface plasma can be generated and flow can be accelerated by changing electric field
本文追蹤目前國外最先進的技術，綜合電磁理論、等離子體技術、空氣動力學、電子技術等相關知識進行可行性分析，確定了研究方案，即利用電流體力學（ ehd ）方法在一個大氣壓下產生高效、均勻、可控的射頻輝光等離子體，同時，通過改變電場促使流動加速。With the rapid development of optical fiber communication technology, low - cost and high quality near infrared laser and light emitted diode working at room temperature become widely available. the emit wavelength from these light resource is not only consistent with the three low - decay windows of fiber optics, but also with many wide - frequency or recombination absorption spectrum of environmental and industrial gases
光纖通信技術的發展使相對低價、工作于常溫、高質量的近紅外激光器和發光二極體可廣泛獲得，這些發光光源的發射波長與光纖的三個低損耗窗口相一致，也與許多環境和工業氣體的泛頻或復合吸收譜線相一致。Therefore, the wave is liable to be taken in by human body ensuing the emergence of resonance effect, which is able to activate cellular organization and promote metabolism. meanwhile, the magnetic therapy can effectively stimulate the circulation of the blood and cause the muscles and joints to relax through specific points. combining two unique functions together, the functional textile could take effect in evidence by improving human microcirculation efficiently, accelerate oxygen supply,
Nb素加磁功能產品，其中nb素所輻射的能量波正發與人體細胞中水分子律動頻率相同，極易被吸收並產生「共振效應「 ，從而活化細胞組織，促進新陳代謝，而磁療能通過穴位達到舒筋活絡的作用，二者科學的相迭加，所以效果更明顯，可充分改善人體微循環，加速氧氣的供給，提高人體細胞的再生能力，對高血壓肢體麻木關節痛肩頸痛腰肌勞損腰背酸痛等有很好的療效。Therapeutical observation of high - frequency oscillatory ventilation in neonates with severe meconium aspiration syndrome
高頻振蕩通氣治療新生兒重癥胎糞吸入綜合征Imported from germany, elevator kiln produce high frequency, low power loss material : nh2c equivalent to tdk pc44 and high initialpermeability material : nh13a ui 13000. advanced controlling technique of internalatmosphere and temperature curve to ensure its excellent performance, their high quality and stable character will meet telecom and networkcustomers strictly demand. we specialized in manufacturings. m. p. s transformers, inductors
公司引進德國鐘罩爐設備，採用先進的爐內氣氛控制方法和特殊的氣氛曲線，生產高頻低損耗功率鐵氧體nh2c材料相當于tdk pc44及高磁導率鐵氧體nh13a材料ui 13000 ，充分滿足客戶對網路通訊用磁芯在性能和穩定性上近似苛刻的要求。A series of standard solution made up with standard substance of sodium carbonate, and combusted in a high - frequency induction furnace with pure oxygen, and the amount of total carbon was measured by infrared absorption
摘要以碳酸鈉為基準物質，配成一系列標準溶液，在通有純氧氣的高頻爐中燃燒，紅外吸收法測定碳含量，繪制校準曲線，測定矽中總碳量，與推薦值基本一致，方法準確、結果滿意。The conclusion that ez is more important during the breakdown of rf ion source is made out by comparing ez and e 6 before breakdown, and then, the breakdown criterion of rf ion source is deduced, and the relation between breakdown voltage and pressure is analyzed too
通過比較擊穿前高頻電場的軸向和幅向分量，得出了軸向電場在高頻離子源擊穿中起主要作用的結論，並進而推導出了高頻離子源的擊穿判據，得出了氣體擊穿時離子源擊穿電壓和放電管內氣壓的關系。At the same time, when the gas flow passes the flow area of the inlet valve at a high speed, turbulent throw - outs will appear and lead to the generation of high frequency noises. as the flow area of the inlet valve keeps changing, the turbulent noise is of fixed frequency range ( generally over 1 000 hz )
與此同時，當氣流以高速流經進氣門流通截面時，產生湍流脫體，導致高頻噪聲的產生，由於進氣門通流截面是不斷變化的，因此湍流噪聲具有一定的頻率范圍，主要集中在1000hz以上的高頻范圍。Comparisons between the acoustic performances of the air cleaners with and without filter paper illustrated that the acoustic attenuation performance has been improved due to the existence of filter paper
通過比較不帶濾紙和帶有濾紙的空氣濾清器的聲學性能結果表明，濾紙的考慮與否對空濾器的中高頻消聲性能有很大影響。What are some of the theories to explain how does gas get exchanged during high frequency ventilation
解釋高頻通氣的氣體交換原理的理論有哪些？Further inestigation is warranted regarding use of high frequency oscillatory entilation, airway pressure release entilation, and surfactant to assist pediatric intensiists in application of these therapies
在這類療法應用中，高頻通氣、壓力釋放通氣、表面活性劑協助重癥小兒等的使用（價值）被進一步的研究所證實。" the atis and volmet systems installed at the hong kong international airport ( hkia ) have been upgraded with datalink capability and dedicated digital communication links have been set up with the sita aircom service to enable airlines to access hong kong atis and volmet service via both very high frequency ( vhf ) and satellite datalink, " he said
在香港國際機場裝置的自動航站情報和遠航氣象情報系統已加添數據鏈路應用功能，而專用的數據化通訊連接網路亦已透過國際航空電訊公司提供，讓航空公司能利用高頻通訊或衛星數據鏈路，獲取香港自動航站情報服務和遠航氣象情報服務。分享友人