降壓速率 的英文怎麼說
中文拼音 [jiàngyāsùlǜ]
降壓速率
英文
depressurization rate-
The following results were found, i. e., the water ratio affects obviously the acoustic wave velocity of rock sample ; the wave velocity is higher in saturated rock samples than in unsaturated ones ; and it decreases gradually with the strain of samples during uniaxial compression ; and also with the lengthening holding time at 160 ; when heating the samples the acoustic wave velocity increases slightly in initial stage and comes to the peak value at 60, then decreases gradually with increasing temperature ; meantime, there is a certain temperature effect on rock samples size
實驗發現含水率對波速影響比較大,飽和巖樣的聲波傳播速度高於不飽和巖樣的聲波傳播速度;人工預制裂紋對聲波傳播速度影響不大;單軸壓縮條件下,聲波傳播速度隨應變增加逐漸降低;在同一溫度( 160 )下,波速隨保溫時間的增加而逐漸降低;在對巖樣逐漸加熱情況下,初始加熱階段波速略有升高,當溫度達到60時,巖樣波速達到峰值,之後隨著溫度繼續升高其波速逐漸下降;波速隨溫度變化具有一定的尺寸效應。The monitoring result proved that although the surface settlement velocity was rather great during the initial phase of enrockment, the foundation still maintained firm based on the integrated analysis of lateral displacement, lamination settlement and pore water pressure measurement
監測結果表明:盡管拋石初期地表沉降速率很大,但綜合測斜、分層沉降、孔隙水壓力觀測結果分析,地基依然保持穩定。Abstract : the paper presents the study on problems of self - excitation , over - voltage , frequency and voltage stability , organizational measures and arrangement in the course of black start and restoration of the system. through simulation of black start on east china power system , above problems are analyzed and solved , it shows that working out strict black start scheme may not only speed up system restoration , reduce outage losses , but also have important significance to emergency release or power system islanding
文摘:研究電力系統黑啟動的過程及恢復中存在的自勵磁、過電壓、頻率和電壓穩定、組織措施及安排等問題,並通過華東系統黑啟動模擬對上述問題進行分析和解決,證明制定嚴格的黑啟動計劃不僅可以迅速恢復系統、降低事故損失,而且對處理緊急狀態或地區性解裂有重要意義。The thickness of the film increases with the growth of voltage when deposited for certain time and increases with the enhancement of deposition time when deposited at certain voltage
膜厚隨沉積電壓和沉積時間的增加而增加,但增加速率下降。同時研究了提拉法鍍膜中工藝參數對制備氧化鋁膜的影響。The result shows that, when the full - bridge power converter is joined with boost / buck dc chopper in parallel, it can serve a dc voltage of over 340v and a power of 800w, meanwhile, as output voltage of the fuel cells changes due to loadings, the sliding - mode controller can cause more rapid responses and robustness to the dc bus voltage source
實驗結果顯示,本論文之全橋式功率轉換器與升壓/降壓直流截波器並聯供電時,輸出電壓可達340v以上,輸出功率約為800w ,同時,當燃料電池之輸出電壓因負載而改變時,本論文所提出之滑動模式控制器能使直流鏈電壓具有較快速的響應及強健性。Melatonin has a simple chemical structure, but it plays a decisive role in bodily functions, monitoring the work of the glands and organs, and regulating hormone production. it also controls over - stimulation of the sympathetic nerves to lower blood pressure and slow the heart rate, thus reducing the impact on the heart. it also alleviates mental stress, improves sleep, adjusts the body s biological clock, relieves jet lag, strengthens immunity, increases the body s resistance to germs and viruses, and prevents cancer and senile dementia
褪黑激素的化學結構非常簡單,但是在人體內卻具有舉足輕重的作用:它監視著體內各種腺體器官的運作,指揮各種荷爾蒙維持在正常的濃度它可以抑制人體交感神經的興奮性,使得血壓下降心跳速率減慢降低心臟負擔它能夠減輕精神壓力提高睡眠品質調節生物時鐘緩解時差效應,而且具有加強免疫功能抵抗細菌病毒及預防癌癥老年癡呆癥等多種疾病的功效。Based on comparison of several technical schemes, the method of sand bedding pre - elevating and step water - filling pre - compressing is adopted. so the dissertation is consist of two parts : ( 1 ) the applicability study for the method of sand bedding pre - elevating and step water - filling pre - compressing, including numerical analyses for the thickness of sand bedding, the consolidation, settlement and stability of foundation, drainage, possibility of foundation liquefaction under seismic loading, et al. ( 2 ) monitoring at construction stage and checking the effect of foundation treatment, including the measurements of the settlement velocity and non - uniform settlement of ring beam under the tank, pore pressures and horizontal displacements in foundation, the pressure distribution at the bottom of oil tank and the strength increase of soils
通過多種技術方案比較,最終選擇了技術先進的砂墊層預抬高分級充水預壓法,論文工作主要由以下兩部分組成: ( 1 )砂墊層預抬高分級充水預壓法的適用性研究,其中包括砂墊層厚度、地基沉降與固結度、地基穩定性、降水、地震作用下砂土液化的可能性等方面的計算分析; ( 2 )施工監測與地基處理效果檢驗,其中包括油罐環梁基礎沉降速率與不均勻沉降程度、各分級充水加載階段地基超靜孔壓與深層水平位移、油罐底板壓力分佈及地基土強度增長等方面的實測與數據分析。Abstract : on the basis of the theory of controlled phase - changes of piezoceramics, high - temperature polarizing technology makes initial working temperature a little higher than curie temperature of a sample, but the polarization voltage needed is greatly lower than the one needed in normal polarization ( only 1 / 10 - 1 / 5 ). the improved polarizing technology can make polarization more complete
文摘:壓電陶瓷的高溫極化是利用受控的場致有序化的順電鐵電相變原理,使起始極化溫度略高於樣品的居里溫度,但所需的極化電壓大大低於常規極化,僅為1 / 10 - 1 / 5 ;選擇較高的降溫升壓速率,可使極化趨于更加完全,具有常規極化工藝無可比擬的優越性。The primarily results were displayed as follows : 1. according to research for linear slope in the different slope gradient and different rainfall intensity, soil steady infiltration rates between water - pressure and no water - pressure have a linear relation while there is the same soil properties, soil steady infiltration rates in gully areas of loess plateau is between 1. 8 times and 3. 0 times, between 2. 1 times and 3. 2 times in hilly areas of loess plateau
主要結果如下: ( 1 )以不同坡度、不同降雨強度下的直線坡為例,得出黃土坡耕地有壓入滲速率大於無壓入滲速率,兩者呈直線關系,在黃土高原溝壑區兩者穩定入滲速率之比介於1 . 8 3 . 0倍之間,黃土丘陵溝壑區介於2 . 1 3 . 2倍之間。Human intervention such as overgrazing resulted in a great decline in soil infiltration rates, which are an important reason for soil degradation and soil drought the experimental results showed that plant biomass and productivity increased significantly with the increase of soil infiltration rates
人為活動干擾,如過度放牧壓實土壤和去除地表覆被造成土壤滲透性顯著降低,是林地土壤質量退化及土壤水分缺乏的重要誘因。試驗結果表明,植物生物量和生產力隨土壤滲透速率的增大而顯著提高。The study shows that besides boundary conditions, the factors influencing the nonlinear consolidation behavior of soils are the compression index cc, the permeability index ck, the level and the rate of loading, and the thickness of soil, etc. in nonlinear consolidation, especially for layered soils, the average consolidation degree defined by settlement, us is greater than the one defined by effective stress, up, i. e., the rate of the development of settlement is greater than that of the dissipation of excess pore water pressure
研究表明,除邊界條件外,影響軟土地基一維非線性固結性狀的主要因素是壓縮指數c _ c 、滲透指數c _ k 、荷載大小與加荷速率、土層厚度等。對于非線性固結,特別是成層地基,按沉降定義的平均固結度u _ s大於按有效應力定義的平均固結度u _ p ,即沉降發展速率要快于超靜孔壓消散的速率。The ability of maintaining maximum turgor and turgor is p. ussuriensis > m. baccata > a. ginnala > p. davidiana. the ability of maintaining turgor arose by elastic cell wall is a. ginnala > p. davidiana > p. ussuriensis > m. baccata. ( 3 ) with the decrease of soil moisture content, net photosynthetic rate of these four species and transpiration rate have the tendency of decreasing
茶條槭、山桃由細胞壁彈性所反映的保持膨壓能力強,山梨、山荊子由細胞壁彈性所反映的保持膨壓能力弱; ( 3 )隨土壤含水量的降低,四樹種凈光合速率、蒸騰速率均呈降低趨勢。The experimental results were as follows. ( 1 ) effect of light sources. among the three light sources, i. e. sun light, 300w and 500w high - voltage mercury lamp, the degradation rate of triazophos under mercury lamp was higher than sun light, and increasing with the raising of mercury lamp voltage
實驗結果如下: ( 1 )光源的影響:在選擇的三種光源(太陽光、 300w 、 500w高壓汞燈)中,汞燈照射下三唑磷的降解速度明顯大於太陽光,並且隨汞燈功率的增加而加快。Based on the studies in sea - level rise and response of coastal zone by domestic and foreign researchers, integrated with the essential characteristics of jiangsu coast and the radiate sand ridges, laid emphasis on the effects of sea - level rise on the radiate sand ridges and the tiaozini sands in it ' s center region, the following case were discussed in the paper. ( 1 ) the recent relative sea - level rise in the region of the radiate sand ridges found on the structural and sedimentary features of the radiate sand ridges, the rate of regional land subsidence was calculated ( structural, balanced and compressed subsidence were considered respectively ). the latest assessment of global sea - level rise in the past century that was carried out by ipcc was cited
本論文在總結國內外對海面上升及其對海岸帶影響的研究基礎上,結合江蘇海岸及輻射沙洲區的基本特徵,以相對海面上升對輻射沙洲及其中心部位的條子泥的影響為重點,討論了以下幾個方面的問題: ( 1 )輻射沙洲區近期的相對海面變化根據輻射沙洲區的構造和沉積特徵,對區內地面沉降速率進行分項計算(包括構造沉降速率、均衡沉降速率和壓實沉降速率) ,並引用ipcc最近對過去100年來全球絕對海面上升速率的評估。Results the treatment group has a quick, sure depressurization and has a abbreviated labor, a lower incidence rate of fetal distress in uterus, neonatal asphyxia and postpartum hemorrhage than that in the control group, the difference has s significant meaning ( p < 0. 05 )
結論硝酸甘油治療臨產后子癇前期既能迅速降壓又不抑制子宮收縮,對胎兒無不良影響,亦不增加產后出血發生率,且能減少產科並發癥的發生。Preloading design : the heaped loads, preloading stages and preloading speeds can be calculated according to the settlement and bearing capacity requirements of subsoil
加壓設計:根據工程對地基沉降及承載力的要求,通過計算確定堆載的大小、分級和加載速率控制等。Rank and congratulate on and reach web site of wanda electronics co., ltd. construction establish, the setting - up of our station is for facilitating the customer to dc - dc power module. darington, silicon controlled rectifier, igbt, of effect, intelligence, silicon controlled rectifier transfer speed, solid state, step down module, rectification bridge, three - phase bridge series, air blower, frequency conversion, etc
熱列祝賀萬達電子有限公司網站建設成立,本站的建立是為了方便客戶對dc - dc電源模塊達林頓可控硅igbt場效應智能可控硅調速固態降壓模塊整流橋三相橋系列風機變頻等各種功率模塊的需求,歡迎您的到來。The results show that the exhaust fan current increases with frosting enhancement, while the increasing speed gets slower in the end of frosting, and the curves of current are slightly different at different voltages ; that the evaporation temperature decreases with frosting enhancement, and the decreasing speed becomes increasingly faster ; and that misoperation of defrosting can be avoided by using the intelligent defrosting control method based on exhaust fan current combined with evaporation temperature presented according to the experimental results
結果表明,排風機電流隨結霜厚度的增加而增大,增加速率在結霜後期趨緩,不同電壓下電流變化曲線略有不同;蒸發溫度隨結霜厚度的增加而降低,下降速度越來越快;使用根據實驗結果提出的基於排風機電流和蒸發溫度聯合控制的智能除霜方法可以基本避免誤除霜動作。Low heating rate and high sintered pressure were profitably for reducing the rate of pore so as to increase the relative density of sintered body
低的升溫速率和高的燒結壓力有利於氣孔的排出,降低氣孔率,從而提高燒結體的緻密度。The influence of various factors, including lowest pressure of the vacuum chamber, water content and size of the sample in three states of solid, lidquid or syrup, on cooling rate and on final sample temperature in self - freezing by vacuum pumping, was studied
摘要以液態、漿態和固態三種不同類型的物料為對象,通過大量實驗研究了真空室壓力、物料含水量和尺寸對抽真空自凍結的降溫速率和對凍結最終溫度的影響規律。分享友人