物理性能低 的英文怎麼說
中文拼音 [wùlǐxìngnéngdī]
物理性能低
英文
low impact/te ile etc- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 能 : 能名詞(姓氏) a surname
- 物理 : 1. (事物的內在規律) innate laws of things2. (物理學) physics
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Electrical capacitance tomography ( ect ) is one of process tomography ( pt ) technique which is based on capacitance sensor, it can provide interior behavior 2 / 3 dimension visualizing information in process equipment such as closed pipe, vessels and so on in real time. ect has the advantage of being non - intrusive, fast in response, simple in structure, high safety and low in cost, so it is one technique which has great developing potential in field of petroleum, chemical engineering and so on
電容層析成像( ect )技術是近年來發展起來的一種基於電容敏感機理的過程層析成像( pt )技術,可實時提供封閉管道、容器等過程設備內物場運動狀態的二三維可視化信息,具有非侵入、響應速度快、結構簡單、安全性能好、成本低等優點,是一種在石油、化工等領域很有發展前景的pt技術。Technique of transmitting data via power line ( pl ) , a new technique developed in recent years , is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage , disadvantage and the current state of the power line carrier communication 。 the advantage , method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper , after introducing the principle of ssc , design of hardware and software of the system are been discussed 。 this system has been put into use , the result has proved its high stability and reliability
本文研究旨在提供一種利用低壓電力供電網路、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化的技術應用。討論了電力線載波通信的優、缺點及現狀,擴頻技術在電力線載波通信應用的優點、方式和現狀,並對低壓電力線網路的特性進行了簡單的分析。在闡述了擴頻通信的基本原理的基礎上,本文詳細地介紹了電力載波遠程抄表系統的具體實現,包括硬體模塊和管理軟體本系統已投入運行,具有較高的穩定性和可靠性。Whole machine with simply structure, crush room and material feeder for easy clean and dismantle. the touching parts of material, all adopt stainless steel, to acid endurable, erosion endurable. the machine with balance operation, low noise, good effects on crush and low energy consumption
本機有加料機構及粉碎機構組成,結構簡單,清洗方便,與物料接觸部分全部採用不銹鋼製造,能耐酸、堿侵蝕、噪音低、效果好、能耗低、粉碎刀片可四面更換,並可根據物料的不同性能及粗細通過更換篩網布獲得理想的效果。Also the theoretical basis of the method have been checked through simple deducing simulation and the influences of various physical parameters on the method have been studied. it is shown that the method is theoretically reliable for the production oil wells without very high production rate and is more suitable in field production for oil wells ( i ) in area with bigger geothermal gradient ; ( ii ) producing fluids ( oil and water ) with distinguish thermal characteristics ; ( iii ) producing oil with lower heat capacity or water with higher heat capacity ; ( iv ) with good surface measurement accuracy, as well as the method h as certain requirements on the accuracy of the temperature and flowmeter logs sensors
就該產出剖面方法的理論基礎進行了簡單的正演模擬和可能影響該方法的各項物理參數進行了全面的考察,結果表明,該方法對于非高產的生產油井來說在理論上是可靠的,在實際生產中適合於( 1 ) 、油井所在地區地溫梯度較大的油井; ( 2 ) 、油水熱特性差別較大的油井; ( 3 ) 、油比熱容值偏低水比熱容值偏高的油井; ( 4 ) 、井口計量精度較高的油井,並且對井溫測井和流量測井的傳感性精度有一定的要求。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力學性質、昔格達填料的物理性質入手,對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究,獲得了如下認識及進展: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低強度要求;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。With the aid of baffle movement, a technique named masking pretreatment and the method of vacuum deposition have been used to fabricate the ag - o - cs photoemissive thin films with internal field - assisted structure for the first time. the internal field - assisted photoemission characteristics of ag - o - cs thin films show that the photoelectric sensitivity is increased when the internal electric field is applied to the thin films, which indicates that the electric field has been effectively provided to the thin films by the above - mentioned internal field - assisted structure. such an enhanced photoemission is attributed to the variations in energy - band structure of ag - o - cs thin films, and which are considered to induce the lower - energy electrons to participate in the photoemission
通過掩膜預處理和擋板轉移技術的配合,利用真空沉積方法首次制備了內場助結構ag - o - cs光電發射薄膜。 ag - o - cs薄膜內場助光電發射特性測試結果表明,該方法能夠有效地實現ag - o - cs薄膜體內電場的加載與表面電極的引出,薄膜光電靈敏度隨內場偏壓的增大而上升。 ag - o - cs薄膜在內場作用下的光電發射增強現象與薄膜體內能帶結構變化低能電子參與光電發射等物理機制有關。Mechanism of physicochemical change of calcined kaolinite from maoming
茂名高嶺石低溫煅燒物化性能變化機理And production fashion is selected optional for assurance of the material character of hpch. the hpch material, in which the compound technique route of polybasic components is applied, has better properties such as high workability, high durability, low ion transference rate and so on
採用多組份復合技術路線配製出高工作性、高耐久性、低離子遷移率的hpch材料,對其宏觀物理力學性能、耐久性能和微觀結構進行了分析研究。The utilization of lead acid battery active material is universally very low though its technology has reached the maturation. especially, the utilization of positive active material is much worse. and the performance of the positive pole decides the whole battery performance
雖然鉛酸電池的技術已經比較成熟,但普遍存在活性物質利用率比較低的問題,特別是正極活性物質的利用率更是不理想,正極的性能決定著整個電池的性能。Cork from q. suber has many good physical properties, such as low density, well elasticity, heat insulation, sound insulation, imperviousness and damp proof
歐洲栓皮櫟軟木具有密度低、彈性好、熱絕緣性好、吸聲減震和防水等優良物理性能。The " cryogenic rubber powder " has a wide usage in various products. it can produce more durable tyre, which not only decrease dynamic heat build - up but also strengthen the flex - resistance and improve the revolution resistance. these help to prolong the lifetime of tyre
其所製成的輪胎,因改良物理性能,降低高速行使生熱、提高胎側的耐屈性、改善輪胎的滾動阻力,從而延長輪胎的壽命。The main achievements in this paper are as following : 1 based on the systematical study about physical properties, particle morphologies and micro - mechanism of ultra - fine fly ash, cufa ii products are successly developed by means of optimizing the particle gradation and activation technique. hprrc composed of cufa ii products and with the strength grade no less than 32. 5r ordinary portland cement can meet the minimum strength index demands. at present, cufa ii has been produced commercially and applied to engineering
本文主要研究成果如下: 1 、在系統研究了超細粉煤灰的物理性能、形貌、粉體效應微觀機理的基礎上,採用粉體優化組合、活化激發技術,復配的cufa產品與32 . 5r及以上的普通硅酸鹽水泥配製的hprrc可達到12 48h開放交通所需的最低強度指標要求;該產品己工業化生產並推廣應用。The technique of water conservation in gneiss area of tai - hang mountain : on the facet of water conservation measure, four sorts of water conservation measures can all improve the soil water content. the result of straw mulch is best, using water holding agent in soil and plastic mulch are better, stone mulch is worse. four sorts of water conservation measures all improve the physical character of surface layer soil
太行山片麻巖區保水技術:在保水措施方面:四種保水措施均能提高土壤含水量,秸稈覆蓋的效果最好,土施保水劑和地膜覆蓋的效果其次,石塊覆蓋的效果較差;四種保水措施使表層土壤的物理性狀均有一定改善,使土壤容重降低、孔隙度和土壤飽和含水量增加。Because these factors make change more often, soil time space variability is more bigger. the relationship of single factor between soil water infiltration capacities and certain influencing factor could be established quantitatively by means of soil water infiltration tests in indoor, there is negative correlation relation between soil water infiltration capacities and soil structure. there is negative correlation relation in high grit content and low physical clay content soil, and second - degree polynomial relation in high physical clay content junk structural soil between soil water infiltration capacities and soil moisture
由於這些因素在時刻發生變化,使得土壤的時空變異性較大,只能用室內土壤水分入滲試驗來定量確定土壤水分入滲能力與某些影響因素之間的單因子相關關系,土壤水分入滲能力與土壤結構之間呈負相關關系,土壤水分入滲能力與土壤含水量之間在土壤砂粒含量高,物理性粘粒含量低的無結構土壤中呈負相關關系,在物理性粘粒含量高的團粒結構土壤中呈二次多項式關系。This paper theoretically and practically analyze the influence of fiber furnish ratio characteristic and fiber morphology characteristic on physical properties and optical properties of lwc base paper
摘要本文主要從理論和實際方面分析了低定量塗布紙原紙的纖維配比特性及纖維形態特性對紙張物理性能及光學性能的影響。The conclusions are as follows : ( 1 ) high - pressure water - atomization can be used to produce a pre - alloyed steel powder with high apparent density, high green strength, size - stability after sintering and low hydrogen - loss content ; ( 2 ) the higher smelting temperature and / or water pressure, the finer particle size of steel powders ; ( 3 ) when the atomization angle holds in a reasonable value ' s range the obtained powder will have a better particle size distribution ; ( 4 ) an optimum atomization technological parameters : liquid steel flux, water pressure and water prick angle was obtained ( 5 ) reduction variables ( temperature, holding time, material - bed ' s thickness and reducing gas flux ) have a significant effect on the particle agglomeration and properties of final powder was given ( 6 ) different alloying methods were developed to modify properties of ferrous powder materials and hence to broaden its applications in ferrous powder metallurgy industry
本文系統研究了水霧化預合金鋼粉生產工藝及合金化方法對鐵基粉末冶金材料性能影響,詳細研究了冶煉、霧化、還原工藝參數對預合金鋼粉化學成份和物理性能影響,並得出如下結論: ( 1 )採用高壓水霧化技術可用於生產高密度、高強度、尺寸穩定性的低氫損含量的水霧化預合金鋼粉。 ( 2 )冶煉溫度越高,高壓水壓力越大,所得生粉顆粒粒度越細。 ( 3 )水錐角調整在一個適當角度范圍內可獲得粒度組成較好的生粉。The cell debris ca n ' t be removed by using 0. 5 percent triton x - 100 or the solution which is mixed by 0. 5 percent triton x - 100 and 0. 5 percent sds at the ratio of 1 : 1. 25, 1 : 1, 1 : 0. 75, 1 : 0. 5, 1 : 0. 25, 1 : 0. 125
125混合液洗滌,按本實驗方法效果不佳,而0 5 sds振蕩洗滌3小時可較好地清除細胞碎片。但是,經這樣洗滌清除細胞碎片后基質的物理性能與洗滌前相比顯著降低。Thermogravimetric analysis, tensile tests and scanning electron microscopy showed, with the addition of montmorillonite, the thermal decomposition rate of the composite was decreased remarkably, mechanical properties of the composite were improved significantly, and swelling of the chitosan was restricted effectively
熱重分析、掃描電鏡和物理性能測試表明,蒙脫土的引入,大幅度地降低了殼聚糖的熱分解速率,明顯地提高了殼聚糖的熱穩定性和力學性能,有效地抑制了殼聚糖的溶脹。The research on the phenomenon of magnetization of the ions in bath show that under the influence of electromagnetic field the speed of electroless deposition is much faster ; the coating thus obtained is compact in texture, contains less phosphorus that those from conventional baths ; and the physical properties of the coating are also improved to a greater extent
摘要通過對溶液中離子磁化現象的研究,在電磁場作用下,化學鍍沉積速率加快,所得鍍層結構緻密,鍍層中磷含量比常規化學鍍探液的降低,鍍層的物理性能也得到了較大的改善。The thermal conductivity decides the processing parameters choosing for a material, such as a sample material with low thermal conductivity need low rotate speed and high friction pressure
材料熱物理性能決定了熱誘導試驗的參數選擇,對于導熱性差的材料應選用低轉速和大壓力。分享友人