度量密度 的英文怎麼說
中文拼音 [dùliángmìdù]
度量密度
英文
metric density-
When hunger pangs become intolerable, try and assuage them with a relatively bulky food of low energy-density.
在饑餓折磨實在難忍時，想辦法吃些相對來說量大而能量密度低的食物。If it is focused. so the boiloff and cautery of focus tissue can be used in the therapy. also if it isn t focused, the laser radiating focus tissue can bring about concretion effect
激光治療儀的發散角極小，能量密度高，經聚焦后，可達每平方厘米幾千瓦的功率， co2激光治療儀可用於對病灶組織的汽化，燒灼或切割病灶組織，所以co2激光治療儀也稱謂激光刀。ρ is the mass density of the material.
為材料的質量密度。Based on the diopter status of myopia and hypermetropia, the paper presented the principle of excimer laser refractive surgery, the change of impacting cornea curvature on the cornea diopter. in this chapter, we also discussed excimer laser - corneal tissue interactions and photoablation. determine the relationship between the fluence of arf excimer laser and the cornea ablation rate, attain the relationship between the energy density and the ablation depth
研究了激光與生物組織相互作用、光蝕作用及準分子激光消融角膜的機理；首次定量研究193nm準分子激光高斯光束的切削量與能量密度的關系，計算單個激光脈沖角膜切削量；發現了角膜曲率對切削效果的影響，首次提出了角膜曲率半徑、切削位置與切削深度的關系；首次定量確定了激光光斑參數及其排列方式對術后角膜表面粗糙度的影響，為更精確實現角膜切削和提高切削后角膜表面光潔度、減少手術后角膜渾濁及角膜表面術后不規則提供了理論依據。This dissert aims at developing the high - speed temperature - measuring instrument for the application of high energy density heating
本課題針對高能量密度加熱過程中高速測溫的需要進行專用測溫儀的研製。The paper discusses, on energy density of laser beam, emanative angle of laser beam and malajustmentdegree of laser beam s axes, the feasibility on adding irradiation of a certain laser irradiator
從激光束的能量密度、瞄準光軸與激光束光軸的失調度、激光束的束散角三個方面論述某型激光照射器增程照射的可行性。Some by - products of this work can be used as routine tools in the uv laser laboratory. commercial video ccd cameras are used to image uv laser and soft x rays, window glass as a fluorescer is used to indirectly measure the uv laser beam profile with high energy density, and a special glass which permits uv light to pass through while absorbs the visible, is introduced into the uv beam profiling in strong visible stray light environment
實驗中發展了一些測量技術，例如用可見光視頻ccd直接測量紫外激光的光束分佈和激光等離子體產生的x光二維圖象，利用窗玻璃作為熒光體測量能量密度較高的紫外光束分佈，利用可見吸收紫外透射玻璃製成的衰減器測量有嚴重背景光的紫外光束分佈，可以作為實驗室的常規測量工具，並有一定的推廣價值。Minimum usable field - strength minimum usable power flux density pmin
最小可用功率通量密度Logarithmic power measuring assembly based on the neutron flux density
根據中子通量密度的對數功率測量裝置Usable power flux density pu
可用功率通量密度Usable power flux density
可用功率通量密度Radiation flux density
輻射通量密度If intermittent small scale breaking is occurring, the average energy density is limited by conditions near the long wave crests.
如果間歇性的小尺度破碎正在發生，平均能量密度就要受到長波波峰附近狀況的限制。Effect of co2 concentration and photosynthetic photo flux density on photoautotrophic capability and peroxidase activity of ipomoea batatas lam in vitro
2濃度和光合光量子通量密度對葉用甘薯組培苗光合自養和過氧化物酶活力的影響The critical role of energy density in obesity has been revealed by andrew prentice, professor of international nutrition at the london school of hygiene and tropical medicine, and susan jebb, of the medical research council human nutrition centre in cambridge
倫敦公共醫學與熱帶醫學學院的國際營養學教授安德魯?普倫蒂塞和劍橋大學醫學研究學會人類營養研究中心的蘇姍?傑布已經揭示了能量密度在導致肥胖中的關鍵性作用。Elemental sulfur is a kind of most promising cathode material for the next generation lithium batteries, due to its the highest specific capacity, abundant resources, and low toxicity
單質硫因具有很高的能量密度、豐富的自然資源和環境友好等多種優勢，成為下一代鋰電池中最有發展前景的正極材料之一。Value, and the current density and intensity versus the substorm phases. moreover, the characteristics of substorm current wedge are given special attention. it is found that the density and intensity of facs reach their peak during the expansion phase, the onset of the expansion phase is triggered when imf is changed to southward from northward or the southward imf decreases, and the positions of onset are most likely to be at the edge of plasma sheet near the earth
值分佈以及場向電流強度和密度隨亞暴位相的變化，並著重分析了亞暴電流楔的特徵。結果表明，亞暴膨脹相的場向電流強度和密度都達到極大值亞暴的膨脹相是由行星際磁場轉向或南向分量變小觸發的，其起始位置很可能位於近地等離子體片內邊緣。The animal experiment is carried out in the first hospital of shanghai through renovating the injured nerve of the rats. four projects are used in this experiment : the conduits coated with pgla, the conduits coated with chitosan, the conduits coated with chitosan adding bridge - yarn and self - nerve migration. after 12 weeks, we observe and analyze the thickness of marrow theca, the diameter of axone, the density of regeneration nerve and then do electromyography and statistics analyzing, finding out that the third conduits have the best recovering effects on the injured nerve, close to the self - nerve migration
因此我們選用加筋結構神經導管進行動物實驗。本課題動物實驗在上海市第一人民醫院進行，分別通過加筋結構塗pgla導管、加筋結構塗甲殼胺導管、加筋結構塗甲殼胺並加載縫芯線導管和自體神經移植四種方案對大鼠進行損傷神經修復實驗。在術后12周對四種方案再生神經的髓鞘厚度、軸突直徑、數量密度進行觀察分析，並進行肌電圖檢測和統計學分析。This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up
全文共分八章，取得的主要成果及創新點如下： （ 1 ）首次建立了諧波轉換晶體的tsrs物理模型本文根據量子力學原理，在考慮如下物理過程和參量的基礎上：光與物質的雙光子相互作用； stokes光的傍軸衍射； langevin （郎茲萬）噪聲源；晶體表面反射和端面反射；增益系數、光束口徑、脈寬和三倍頻光能量密度，推導出高通量激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。Advanced rechargeable lithium ion batteries are attractive for use in consumer electronic and electric vehicle ( ev ) application because of a favorable combination of voltage, energy density, cycling performance, self - discharge ratio and environmental protection
鋰離子電池以其工作電壓高、能量密度大、循環壽命長、自放電率低、 「綠色」環保等眾多優點備受人們關注。分享友人