介質損失 的英文怎麼說
中文拼音 [jièzhísǔnshī]
介質損失
英文
dielectric loss-
The soil salification is a serious problem for agriculture and environment. especially now with the development of industry, the situation of soil salification becomes more and more serious, and the quality of water is continuous worsened. research on the mechanism of salt tolerance especially in the important crops, such as wheat, is becoming more urgent than ever before
土壤鹽漬化是影響農業生產和生態環境的嚴重問題，隨著工業污染加劇，灌溉用水的質量不斷下降和化肥使用不當等原因，次生鹽堿化土壤面積有不斷加劇的趨勢，給農業生產造成重大損失；黃矮病毒病是小麥等禾本科植物的重要病害之一，其傳毒介體蚜蟲更使植物產量損失巨大。( 4 ) through the hydraulic property experiment of micro - hole lateral pipes of simple sdi in air, it was found that the average pressure of 60 mitre length lateral pipes was at the position of per 40o / o ~ ~ ~ 50 % of the effectual pipe length from the fist micro - hole, major pressure - loss was occurred at the ahead part of half pipe. the pressure uniformity reduced with orifice aperture ? increasing, and the relationship between pressure uniformity and initial water pressure was poor. running under the initial water pressure of 1. 5 meter, the discharge uniformity reduced with orifice aperture ? increasing, and when the orifice aperture smaller than or equal 1. 0mm, irrigation uniformity could achieve above 0. 6
（ 3 ）通過對空氣介質中簡易地下滴灌的微孔毛管試驗研究發現： 60m管長的毛管平均壓力水頭的位置基本上在距第一孔口的有效管長40 - 45的地方；大部分水頭損失發生在毛管的前半部分；壓力均勻度隨孔徑的增大而減小，但與初始工作水頭關系不密切；在1 . 5m以下的工作壓力下運行，沿程出流均勻度隨孔徑的增大而降低，當孔徑不大於1 . 0mm時，灌水均勻度可以達到60以上；當孔徑大於等於1 . 2mm時，灌水均勻度低於50 。In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation
針對移動顆粒床中物料層內的高溫氣體滲流傳熱現象，考慮滲流與傳熱的相互作用，採用局部非熱平衡假設建立了多孔介質滲流傳熱物理數學模型並進行了數值計算.研究了不同情況下床內填充多孔介質中的流速、氣固溫度和床層壓力損失.計算結果表明，高溫熱氣對移動床顆粒料層的熱滲透主要發生在滲流入口端區域，增大入口滲流速度以及減小床層物料下移速度將導致物料溫度沿床高慢速下降，熱滲透深度擴大，熱滲透作用區域內的物料溫度水平提高.在熱滲透作用區域，孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床反應器的設計與運行具有一定的參考作用Loss of media can have fatal consequences : environmental consequences due to fluid that has seeped out, damage caused by loss of operating resources or costly continual monitoring latent uncertainty causes enormous costs
介質泄漏可能會導致致命的後果：滲漏的液體會導致環境問題，運行資源的損失或者花費巨大的持續監控也會招致損害潛在的不確定因素造成巨大花銷。Test methods for determining electrical properties of electric cables and wires. dielectric dissipation factor measurement
電線電纜電性能試驗方法介質損失角正切試驗The electric field distributions of cleanness and covered with snow, the electric field variety of covered with ice, and the break down electric strength of covered with snow and ice were analyzed. the affect of the angle of medium loss for insulation performance was analyzed
對冠雪絕緣子與清潔（無雪）絕緣子的電場分佈作了比較；分析了覆冰后電場分佈的變化；對覆冰、冠雪時的擊穿場強進行了分析；還分析了介質損失角正切對絕緣性能的影響等。According to the academic analysis of insulation, this paper expatiates the examination ways of electric power insulates, such as shaking - watch, the direct current withstand voltage and measure leakage current, alternating current withstand voltage, measure dielectric loss angle, on - line inspections etc., to be used to direct the installations and debugging of electrical engineering
通過絕緣介質的理論分析，闡述了電氣設備絕緣檢查通常的搖表檢查，直流耐壓及漏泄電流的測量，交流工頻耐壓，介質損失角的測量，在線檢測等方法，以用來指導電氣工程施工的安裝和調試。With proper planning, hot backup will guarantee no loss of data in the event of media failure
通過適當的規劃，熱備份可以確保介質失效的情況下不損失數據。According to many years experience of dealing with client quality complains, the author introduced in brief its principle and content, and laid emphsis on the common quality complains of cement enterprise, such as concrete strength is lack, the concrete setting time is unnormal, the concrete slump constant is a little small and the loss is high, compatibility between cement and admixture is bad, cement color changes, concrete surface rise sand and cement agglomerate
作者結合自己多年處理顧客質量投訴的經驗，簡單介紹了處理顧客質量投訴的調查原則和內容；重點對水泥廠最常見的質量投訴內容包括混凝土強度不足，凝結時間異常；混凝土坍落度偏小，經時損失大；水泥與外加劑相容性不好；水泥顏色變化、混凝土地面起砂及水泥結塊等等投訴，分別進行了現象描述，原因分析和調查方法介紹。Sound wave passing through different mediums produces varied intensity diminution ; hence, greater sound muting materials can be utilized for noise reduction
音波透過不同介質，會產生不同的穿透損失，故利用特殊的消音材料，以達到消音效果。An anomalies in the dielectric constants and loss tangent have been observed experimentally in the ferroelectromagnet near the antiferromagnetic transition temperature, indicative of a coupling between the ferroelectric and magnetic ordering, but the nature of the mechanism of magnetoelectric coupling and the form of interaction is still an important and debated issue
而另一類是鐵電磁體，它除了具有一般磁電體的性質外，還由於固有的本徵磁有序和鐵電有序的耦合使之存在自發的磁電效應。實驗上已經發現了由於自發的磁電耦合導致的介電異常和損失正切。Casting the choice that defends plan is a major technical very strong job, him insurant normally insufficient, insurance broker is ok with its major quality, according to the accept insurance circumstance of the circumstance of insurance mark and insurance company, draft for policy - holder optimal cast defend plan, deal with for you cast maintain procedures ; 3, in insurance mark or below insurant experience accident and losing circumstance, do sth for sb for insurant or beneficiary beneficiary examine, claim for compensation ; 4, for insurant or beneficiary beneficiary to insurance company claim for compensation ; 5, reinsurance broker depends on its special intermediary person status, search for former insurance company and reinsurance company buy suitably ( sell ) square, arrangement home is divided, cent gives business to perhaps arrange international to be divided, cent gives professional work ; 6, the other business that is sure to superintend mechanism to approve
投保方案的選擇是一項專業技術性很強的工作，被保險人自己通常不能勝任，保險經紀人就可以以其專業素質，根據保險標的情況和保險公司的承保情況，為投保人擬訂最佳投保方案，代為辦理投保手續； 3 、在保險標的或被保險人遭遇事故和損失的情況下，為被保險人或受益人代辦檢驗、索賠； 4 、為被保險人或受益人向保險公司索賠； 5 、再保險經紀人憑借其非凡的中介人身份，為原保險公司和再保險公司尋找合適的買（賣）方，安排國內分入、分出業務或者安排國際分入、分出業務； 6 、保險監管機關批準的其他業務。The analytical mode is based on the theory of sound propagation in layered media. the concept of equivalent parameters is established. the absorption of sound energy by damping layer ' s is represented by use of complex sound impedance
解析模型以分層介質中的波動理論為基礎，建立了等效參數的概念，並運用聲阻抗的復數表示法把阻尼層對介質層聲能吸收的影響都考慮進去，通過比較敷設消聲覆蓋層前後多層傳遞損失的差異來獲得消聲層的效率。I must ensure installation altitude of pump accord npsh. of pump, also think about pipelines loss and mediums temperature
9必須保證泵的安裝高度符合泵的汽蝕余量，並考慮管路損失及介質溫度In this paper, the color dipole approach in the target rest frame is presented and the ratio of the drell - yan cross section per nucleon for an 800 gev proton beam incident on a variety of nuclear targets are calculated and the results are compared with fermilab e772 and e866 experimental data. it is shown that without considering the energy loss effect, the calculated results can fit rather well with experimental data
本文介紹了靶靜止系中色偶極模型，用色偶極模型計算了800gev質子與原子核碰撞的drell - yan過程的微分截面比，並與e772和e866實驗結果進行了比較。發現：不考慮能量損失，只計及p - a碰撞中的遮蔽效應，理論結果就與實驗符合的很好。This paper discussed about the changes of stress state on effect of soil properties. the reason of surface settlement and layer losses is that the stress state is not primeval one in and after tunneling construction. therefore it is necessary to select strength data in actual stress path in making tunnel deformation and stability analysis with continuous media mechanics
本文討論了隧道施工過程中，由於應力狀態的變化對土性的影響， ，隧道施工之所以造成地表沉降和地層損失，是因為隧道施工過程中以及隧道施工結束後土層的應力狀態已經不是原始應力狀態，因此在選用連續介質力學方法對隧道施工進行變形和穩定性分析時，必須採用實際應力路徑下強度參數。The bigger the diameter, the high the heat efficiency, but the weak the temperature increasing ability, length has less effect on the heat efficiency, tilt angle has less effect on the flow field and temperature field while it is larger than 30 degree, vacuum degree and emissivity have great effect on the flow field and temperature field while there is a great temperature difference between the liquid in the tube and the surroundings, the furring has less effect on the heat transfer but should be cleaned up in 3 - 5 years because of poor water quality, the higher the solar flux or the more the temperature difference between the liquid and the surrounding, the more the heat loss and the lower the heat efficiency
分析了各種因素對太陽能真空集熱管流場和溫度場的影響。直徑越大，熱效率越高，但升溫能力弱；長度對熱效率影響不大；傾斜角度大於30后，自然對流已經能夠充分進行，考慮以能夠吸收到最大太陽輻射為主；真空度和發射率對熱效率和溫度場影響很大，尤其是在介質溫度與環境溫度差異比較大時；水垢對傳熱影響較小但由於水質的問題應該被3 5年清洗一次；太陽輻射強度越大，介質溫度與環境溫度差異越大，熱損失越大，效率越低； 4An acoustic wave propagation model in low frequency multi - layered media of shallow sea
淺海低頻多層介質中聲傳播損失的數學模型The field distribution and propagation properties in sil system is analysed, and the relationship between the focusing spot size and the defocusing amount is also described. moreover, a novel model is proposed on basis of the fdtd analysis that can make us increase the distance between sil and recording medium without decreasing the recording density
模擬的過程中還發現，在小尺寸sil透鏡（半徑為波長量級）離焦時，系統焦點可以被推移到離sil底面較遠的位置而不會產生大的解析度損失，根據該結果我們提出了一種增大sil底面與存儲介質間距的方案，該方案對于sil高密度光存儲系統的實用化研究具有重要意義。This paper introduces the components of the magnetite and the application and standard of the magnetite powder in the heavy medium coal washing, and probes into the management and control of the medium consumption in the heavy medium coal washing from three aspects of the quality of medium, the management loss and the technical loss
介紹了磁鐵礦的組成及重介洗煤中磁鐵礦粉的使用情況與標準，從介質質量、管理損失、技術損失3個方面探討了重介洗煤中的對介耗的管理和控制。分享友人