低阻通道 的英文怎麼說
中文拼音 [dīzǔtōngdào]
低阻通道
英文
low-resistance path-
The experimental studies of heliox decreasing air way resistance and improving pulmonary effective ventilation
氧混合氣降低氣道阻力和提高肺有效通氣的實驗研究A number of conditions causing inadequate entilation ( airway obstruction, pneumonia atelectasis, pleural effusion, and hypoentilation due to the pain of abdominal incisions or to abdominal distention limiting diaphragmatic excursion ) may exist singly or in combination to produce respiratory acidosis
許多導致通氣不足的病變（呼吸道梗阻，肺炎性肺不張，胸腔積液，腹部切口疼痛或者腹脹限制了膈肌的運動等引起的低通氣）可以單獨存在，也可以合併與其它病變而導致呼吸性酸中毒。However, the constriction induced by ne was further enhanced when exposure of the aorta to hypotonic solution, which was inhibited by either nfa or nppb
在此基礎上，陰離子通道阻斷劑nfa 、 nppb舒血管效應減弱；在低滲環境中血管張力進一步增加，並能被nfa 、 nppb所完全抑制。Abstract : in this paper interactions of bilayer lipid membrane with clotrimazole as the antifungal agent were reported in order to interpret the action basis about the molecularbiology of this drug. using the injecting method ， we prepared three bilayer lipid membranes ( blm ) respectively, and by the cyclic voltammetry method we determined properties of blm before and after adding clotrimazole into the membranes. it was found that clotrimazole could remarkably reduce the membrane resistance and demonstrated that the drug as an antifungal substance might certainly change the permeability of bilayer lipid membrane
文摘:報道了抗真菌藥克霉唑與人工脂膜的相互作用，試圖闡明該藥的分子生物學的作用基礎.用注射方法分別制備3種雙分子層脂膜（ blm ） ，並運用循環伏安法測量了修飾物克霉唑加入前後人工雙分子層脂膜的電性質.結果發現克霉唑可顯著降低膜電阻並證實該藥確能改變人工雙分子層脂膜的通透性Based on the coal burning mechanism in the precalcinator, by analysing all kinds of effect factors and according to the tga result of the anthracite, sinoma international ncdri developed the on - line spout pipe calciner for 5000 t / d production line of china resource cement ( guigang ) ltd., which composed an excellent - performance precalcining system combined with high - efficiency low - resistance and blockingproof cyclone preheater
基於分解爐煤粉燃燒機理，並通過分析影響爐內煤粉燃燒的各種因素及依據所用無煙煤的熱失重分析結果，中材國際南京水泥設計研究院開發設計出了用於華潤貴港5000t / d工程的噴旋管道式在線分解爐，並與高效、低阻、防堵的旋風預熱系統組成了性能優異的預分解系統。In acid copper sulphate solution, the nc copper has a more negative corrosion potential which is decreasing with reducing the grain size and diffusion impedance was only found in the as - prepared and as - annealed at 180 ? nc copper due to the diffusion within the pores and channels on the surface. both the tafel plots and eis study demonstrated that the nc copper exhibits a higher corrosion current and lower polarization resistance than its mc couterpart
在酸性硫酸銅溶液中，納米晶銅的腐蝕電位比微米晶銅要負，並且隨著晶粒尺寸的減小而降低。 eis研究表明，未退火的和180退火的納米樣品中發現了擴散阻抗，與表面孔洞和通道中的擴散有關。極化曲線外推法和電化學阻抗研究都表明納米晶銅的腐蝕電流比微米晶銅高，而極化電阻要低。Ptfe is one of the most corrosion - resistant materials in the world. however it has defects such as the hot expansion and cold contraction rate is10 times larger than that of steel and the original cold fluidity ( creeping ) etc. therefore, as temperature increases, ptfe extends so excessively that it would collapse and then block the flow of media ; as temperature decreases, ptfe contracts so excessively that it would be ripped and then cause leakage
Ptfe是當今最耐腐蝕的材料之一，可它被製造成襯里的時候，會存在熱脹冷縮比鋼鐵十多倍及固有的冷流性等缺陷，致使ptfe襯里管道、設備，在使用過程中，溫度高時， ptfe襯里層會伸長過多而內癟，阻塞了介質流通；溫度低時， ptfe層會收縮過大被拉裂而泄漏。Of the currently available coolers for electronic products with a high heat flux, microchannel heat sinks have been proved to be able to provide the best heat transfer performance and are one of the most promising coolers. the manifold microchannel ( mmc ) heat sink has many advantages such as low thermal resistance, compact structure, little amount of coolant, low flow rate, uniform temperature distribution along the flow direction and many others, so it is able to provide the best heat transfer performance : lowering the maxmal temperature and the temperature difference
在目前高熱通量電子產品冷卻器中，微通道熱沉已被證實是傳熱性能最佳且最具應用潛力的冷卻方式之一，而歧管式微通道熱沉因具有低熱阻、結構緊湊、所需冷卻液量小、沿流動方向溫度分佈均勻等優點則成為減小電子元器件換熱表面最高溫度、降低溫度變化的一種有效方法。( 2 ) in high ca2 + krebs - henseleit ( k - h ) solution ( twice of normal concentration ), duration of phasic contraction induced by fac was prolonged, which was longer than 60min, and the contractile amplitude was enhanced to 58. 71 ?. 71 % ( p < 0. 01 ). after rings were incubated with nifedipine for 15min in order to block the l - type ca2 + channel, the iron induced contractile amplitude was inhibited
主動脈環用硝苯毗吒（ nifedpine ， nif ）孵育15min以阻斷卜型鈣通道后，再給予鐵刺檄，與未加nif的同濃度細胞外鈣離于組相比，鐵所致的收縮幅度均明顯降低（均p 0刀1 ） ，且高鈣液中鐵引起的相位性收縮幅度明顯高於正常鈣組。Over the years, lrt technology has been upgraded to counter the negative effects of traffic jams, noise, environmental damage, air pollution, etc. featuring a small radius of curvature, multiple car units, modulated train set, enlarged cars both in transverse and longitudinal directions, low car floors, streamlined car design, advanced control systems, and flexible right of way, modern lrt systems have been successfully adopted to most environmental and social needs. they adequately display their merits as transportation systems ; i. e., the lrt system is able to co - exist with automobiles. the low car floor means that roads can act as station facilities, and passengers can get on and off the cars in the street
輕軌運輸系統lrt源起於歐洲街道電車street car ，街道電車一度在都市捷運化與私人機動化的浪潮沖擊下迅速沒落，但隨著都會地區機動車輛不斷增加，道路交通阻塞噪音環境破壞排放廢氣污染問題嚴重惡化之際，輕軌車輛技術已不斷提升，具備小轉彎半徑能力的聯結式車廂模組化列車編組車廂斷面長度加大加長低地板車廂流線型車廂設計，搭配先進控制系統及彈性的路權型式，使現代化輕軌系統具備有與生活空間結合重視環境問題與社會情勢並活用進化街車之都市交通工具等特徵與優點，如高性能輕軌列車與汽車共存，低底盤的車廂創造無障礙車站空間，道路即是車站設備，旅客可以在街區上下車，提供沿線居民高度的便利性，消除交通堵塞噪音及空氣污染等，輕軌系統並與街景充分的調和，成為活動的都市意象。Compared with the similar research results, the weighted control ic here has the following characteristics : ( 1 ) the circuit structure is simpler ; ( 2 ) the chip ' s fabrication is compatible with standard cmos process ; ( 3 ) n - mosfets with high w / l ratio and short channels are used for weighting and output to reduce the insertion loss ; ( 4 ) the weighting factor varies in a relatively wide range with the controlling signals ; ( 5 ) input and output impedance approach 50 in low frequency ( e. g. 50mhz ), while in higher frequency they slightly deviate from 50, hence the energy reflection lower than 0. 1 ; ( 6 ) it completes the functions of sampling, weighting, controlling and summing of high frequency analog signals
它的加權控制電路與已報道的相關電路相比具有如下特點：電路結構簡單；製造工藝與普通cmos工藝兼容：短溝道，高寬長比的nmos晶體管具有低的通導電阻，將其作為加權、輸出器件可降低由電路引起的插入損耗；改變加權信號，可實現權值在較大范圍內的連續變化；輸入、輸出阻抗在低頻（如50mhz ）下接近50 ，而在高頻下略有偏離50 ，但反射系數均低於0 . 1 ；實現了對高頻信號的取樣、加權、控制、疊加功能的迭加。This distributor use small space. has more distribute hole, little gas resistance, low pressure drop, wide operation flexibility
該氣液分佈器空間佔位更低，氣體通道開孔率更大，氣流阻力小，壓降低，操作彈性范圍大。Eating too much food high in fat and cholesterol also leads to elevated cholesterol levels in your blood, which causes fatty deposits to accumulate in your blood vessels and may occlude them
此外，進食過量高脂肪及高膽固醇食物，令血液中膽固醇水平升高，加促脂肪斑塊聚積在血管內壁，阻塞血管通道，減低血液流量。Moreover, chloride channel blockers, dids and sits, also significantly prevented sts - induced neuronal cell death. with whole - cell patch - clamp recordings, we found chloride channel currents increased significantly with time when holding potential at 60mv and 80mv after 5min and 10 min of sts exposure. these results indicate that potassium channel, especially bk channels, and chloride channel contribute to sts - induced neuronal apoptosis and apoptotic volume decrease, which is probably one of the mechanisms underlying mediation of neuronal apoptosis by potassium channel
用斜坡電壓模式記錄的結果顯示， 10min內正常細胞在鉗制電壓下電流未發生明顯變化，氯通道阻斷劑dids可以抑制所記錄到的電流，加藥10mln就使電流峰值降低到原來的36 % ，向浴槽液中加凋亡誘導劑stssmin后， + 8伽mv鉗制電壓下電流即增大，為加藥前的131 . 3 % ，加藥后10min電流進一步增大，是加藥前的巧5 . 9 % ，而且電流隨時間延長具有繼續增大的趨勢。In the first, designed and set up the visual experiment equipments, and carried on the visual experiment, the characteristic of low re flow was analyzed through injecting ink to the channel ; secondly, in order to analyzing channel fluid conduct heat mechanism of strengthening further, heat transfer and fluid flow experiment study device was designed and set up, and carried on the experiments under the equal heat flux border situation
首先設計並建立了可視化實驗裝置，進行可視化實驗。通過向通道注墨水以顯示流體流動狀況，分析了低re數時的流體流動特點；其次，為進一步深入分析通道內流體傳熱強化機理，設計並建立了換熱及流體流動實驗研究裝置，進行了等熱流邊界條件換熱和流體流動阻力實驗。This paper proposes a multiple description mesh - based motion coding method, which generates two descriptionsfor mesh - based motion by subsampling the nodes of a right - angledtriangular mesh and dividing them into two groups. motion vectorsassociated with the mesh nodes in each group are transmitted overdistinct channels
丟包由於網路阻塞路由延遲以及從高容量網路向低容量網路交換等和通道失效由於衰落效應和突發錯誤等使得在internet和無線通道上壓縮視頻數據的可靠傳輸成為新的研究課題。In this thesis, the handover and channel assignment schemes in leo - mss are introduced and discussed deeply. on the basis of the integrated consideration on handover, channel allocation and resource reservation, the appropriate handover and allocation techniques are proposed so as to reduce the call blocking probability and handover failure probability. thus, the proposed schemes can improve the channel utilization efficiency and the system performance
本文對低地球軌道（ lowearthorbit ， leo ）衛星通信系統中的切換與通道分配策略作了較為深入的研究，將切換與通道分配、資源預留等因素綜合考慮，採用合適的切換演算法來降低呼叫阻塞率和切換失敗率，提高資源利用率，從而改善系統性能。But the conditions of the agricultural expanding and its existing problems, the structure and distribution of the agricultural information resources, the agricultural management ' s systems, the economic conditions of the rural society and the cultural and educational standard, the public facilities of agriculture and countrysides, etc, all the above factors are affecting the agricultural information spreading and its communication directly or indirectly, interfering the spreading passages, slowing down the spreading speeds, reducing its efficiency, etc. therefore, we must improve the interior and exterior environment that affecting agricultural expanding, agric ultural information spreading and its service, take such measures as developing the science and education of agriculture and countryside, improving agricultural expanding system and organism, enforcing the basic facilities " construction of agriculture and countryside, enforcing the information resources " construction, etc, so that we can speed up the information spreading, promote the agricultural creative diffusing, improve the scientific standards of agricultural production, promote the development of agricultural economy, increase the farmer ' s income, and make the rural society develop rapidly
但是，農業發展與農業推廣工作的狀況與其存在的問題以及農業信息資源結構與布局、農業管理體制與機制、農村經濟社會條件與文化教育水平、農業和農村公共設施、農業推廣的行政或組織環境等方面的環境因素，直接或間接地制約了農業推廣信息傳播與交流及其服務工作的順利開展，障礙了信息傳播通道，阻滯了信息傳播速度，降低了信息傳播效益，不利於農業信息產業化和農業信息水平的發展與提高。因此，必須著手改善影響農業推廣工作、農業信息傳播與服務工作的內外環境，採取諸如大力發展農業與農村科教事業、創新農業推廣體制和機制、加強農業和農村基礎設施建設、加強信息資源建設、發展農業信息產業化等相應對策措施，才能加快農業信息傳播，促進農業創新擴散和成果轉化，提高農業生產的科技水平，推動農業經濟發展和農民收入提高以及農村社會的全面進步。The results indicated that the lrgr mean winter rainfall longitudinally distributed along river, while the unique topography of lrgr did not obviously have impact on the winter rainfall ; the winter temperature distribution was like belt, which decreased from low latitude to high latitude ; the passing - obstructing effect of lrgr cannot be clearly showed with the winter temperature distribution ; but such effect is obvious over nu - valley and lancang - valley
結果表明：縱向嶺谷區多年平均冬季降水空間上沿河流呈縱向分佈；但縱向嶺谷獨特地形對冬季降水變化的空間分佈影響不明顯；冬季氣候平均溫度大致呈東西向帶狀分佈，由低緯到高緯溫度逐漸遞減；在區域上，縱向嶺谷獨特地形的「通道阻隔」作用對冬季溫度空間分佈的影響不明顯；但在怒江和瀾滄江流域，這種影響則較為明顯。Since there are more low - frequency elements in the engine noise, and simply barring cannot guarantee satisfactory depression, a composite impedance structure should be applied in muffling passages so as to control the propagation of low - frequency noises by means of the muffling characteristic of the resistance structure
由於發動機噪聲中低頻成分更為豐富，單純阻擋不能達到滿意效果，因此消聲通道應選用阻抗復合結構，藉助抗性結構的消聲特性來控制低頻噪聲的傳播。分享友人