長光 的英文怎麼說
中文拼音 [zhǎngguāng]
長光
英文
linear light-
Leaf photosynthetic and anatomic acclimation of four tropical rainforest tree species to different growth light conditions
四種熱帶雨林樹種光合和形態解剖特徵對不同生長光強的適應Acclimation of lamina mass per unit area, photosynthetic characteristics and dark respiration to growth light regimes in four tropical rainforest species
光合特性和暗呼吸對生長光環境的適應The relationships between the number of diffraction order and grating pitch, refractive index of medium, light wavelength, incidence angle and azimuth angle are investigated
討論了入射角、入射方位角、入射光波長、光柵柵距、介質折射率與矩形光柵衍射級次數目間的關系。Defend the baldheaded life span of design, extension
防塵設計,延長光頭壽命However, after co - porphyrin is kept in 1, 4 - dioxane for two weeks, excited by 488nm, it shows apparent reverse saturable absorption and enhanced optical limiting effect, which can be attributed to the absorption cross - section change of exicited state in co - porphyrin derived probably from the production of co ( iii ) - porphyrin due to oxidation of 62 on co ( ii ) - porphyrin
鈷卟啉( co ( ) tpp )對457 . 9nm 、 514 . 5nm和488nm波長的光都具有限幅作用,並對457 . 9nm波長的光呈現明顯的飽和吸收。放置半個月的樣品在488nm波長光的作用下表現出明顯的反飽和吸收,並且其光限幅特性在488nm處表現出增強效應。Abstract : si - based photodetectors are the most promising devices for photoelectronics which can be integrated with microelectronics
文摘:硅基長波長光電探測器是最有希望與微電子集成的一種用於光通信的光電器件。We used four different wavelength light including red light ( 750nm ), yellow light ( 580nm ), green light ( 560nm ), blue light ( 400nm ) to stimulate four different groups compound eyes. then the ultrastructures of the compound eyes of each group were observed under electron microscope. the results showed the fine structure of the photoreceptor, the diameter of rhabdom, the dimension of perirhabdom vacuole, the number of pinocytotic vesicle below the microsvilli, the location of pigment granules, the emergence of lamellar bodies and lysosomes in cytoplasm, were different in different light adaptation
二、不同光照條件下復眼超微結構的變化三疣梭子蟹經過12h暗適應后,在不同波長的紅光( 750nm ) ,黃光( 580nm ) ,綠光( 560nm ) ,藍光( 400nm )照射下,其光感受器的小網膜細胞和感桿束的形態和超微結構呈現較大的區別,感桿束的形態、細胞內的胞器隨不同波長光的適應而發生變化,在紅光下感桿束直徑最大,微絨毛排列整齊,在藍光下感桿束直徑最小,微絨毛最凌亂。Particularly, cr4 + - doped crystals as passive q - switch ( saturable absorber ) have got extensive attention, such as cr4 + : yag , cr4 + : gsgg , cr4 + : mg2sio4 and cr4 + : yso, which have the advantages of wild absorption band, good saturable absorption, long restored time, good photo - chemical stability, no fading, good thermal conductivity and high damage threshold
特別是近年來,摻cr4 +離子的各種晶體如cr4 + : yag , cr4 + : gsgg , cr4 + : mg2sio4和cr4 + : yso等作為被動調q開關受到了廣泛的關注。它們具有很寬的吸收帶和良好的飽和吸收性質,恢復時間較長,光化學性質穩定,無退化現象,熱導性好,損傷閾值高。By improving the conventional electric - arc fusion method, we have realized the splicing between two kinds of mofs and smf with relatively low splice losses. we have written fiber bragg gratings in grapefruit mof successfully. the multi - wavelength resonances are observed in the grating, and theoretical analysis shows that this phenomenon is caused by the resonances between core modes and cladding modes
在此基礎上對微結構光纖光柵進行了理論和實驗研究,在柚子型光敏微結構光纖上成功寫制了布拉格光柵,觀察到多波長的反射峰,並利用全矢量有限元方法對微結構光纖布拉格光柵中的多波長諧振現象進行了理論分析,最後在實驗上對其在多參量傳感和多波長光纖激光器件中的應用進行了嘗試。At first, the principle and technique employed in transmittance oxymetry is analyzed. the lambert - beer law and the difference in extinction coefficient of components in tissues relate to different light wavelength is applicable in reflectance oximetry as well as in transmittance oximetry, as both are relate to near - infrared spectroscopy
本文在深入了解透射式血氧飽和度測定原理及其方法之後,首先明確用近紅外光譜法測定組織血氧飽和度時,無論是透射式檢測手段還是反射式檢測,其依據的基本原理都是lambert - beer定律和組織中各成分對應不同波長光的吸收系數的差異。Effects of lights of five wavelength on the survival rate of post - larval stage of macrobrachium nipponense de haan in the indoor hatchery conditions
5種波長光對日本沼蝦人工育苗幼體成活率的影響The general nonlinear propagation equations of four - lightwaves in birefringent fibers are deduced. the characteristics of polarization mode dispersion in 4 + 10gb / sdwdm system in dispersion - flattened fibers is studied. our results show that pmd exerts a detrimental influence on 4 x logb / sdwdm system in limiting transmission rate and the channel numbers
本論文研究波分復用( wdm )系統中偏振模色散的影響,主要工作包括下面兩個部分:一、導出了四波長光波在雙折射光纖中傳輸所滿足的一般非線性耦合方程;在此基礎上,研究色散平坦光纖中4 10gb sdwdm系統的偏振模色散特性,並且進一步研究了偏振模色散對不同通道間隔的4 10gb sdwdm系統的影響。It indicated that not only can spirulina cells grow photoautotrophically and photomixtrotrophically, but also can grow heterotrophically under some specific conditions. light intensity, light quality, temperature, species and concentration of metals, rare earth elements and vitamins, salinity, cell concentration, dissolved oxygen level and magnetic filed etc., all play important roles in photosynthetic performance and cell productivity of spirutina
認為螺旋藻細胞不但能進行光合自養和混合營養生長,而且在某些特定的環境條件下,還能進行異養生長;光照強度、光質、溫度、金屬元素、稀土元素、鹽度、藻體細胞濃度、溶氧水平、維生素、激素和磁場等環境因素對螺旋藻細胞的光合性能和細胞產率都有顯著影響。The transmission of this teaching will be like the waxing moon
我此口授傳承法統將會發揚光大,如月輪增長,光輝無限。 」The main works and contributions achieved in this dissertation are concluded as follows : 1. based on the scalar diffraction theory, the mathematical model of optical configuration of transmissive grating interferometer is established. it indicats that moir interference fringes is affected by many parameters, such as grating pitch, light wavelength, light beam size and incidence angle, etc. the variation that the width, intensity, orientation and contrast of moir interference fringes along with every parameter is numerically analyzed
主要的研究內容和所取得的成果可歸納如下: 1 .基於標量衍射理論,建立了透射式光柵干涉儀光路的數學模型,分析了透射式光柵干涉儀的莫爾干涉條紋與光柵柵距、光柵開口比、光波波長、光斑尺寸、光束入射角等多個參數的關系。2. freely set length, steplength photoelectric tracing
2任意定長,步長光電跟蹤。In this paper, kandelia candel ( l. ) druce hypocotyls were cultivated in sand and treated with 15 % seawater for 60 days under laboratory conditions. the influence of increasing concentrations of napthalene and pyrene ( 0, 0. 1, 1 and 10mg / l ) on hypocotyl germination and growth, photosynthesis metabolism, water metabolism and membrane protection system were observed to inquire into the ecophysiological responses of mangrove k. candel to pahs phytotoxicity. moreover, the concentration and distribution of parent polycyclic aromatic hydrocarbons ( pah ' s ) in surface sediment, underground root and leaf residue of mangroves in jiulong river estuary ( fugong, north and south shores of haimen island, baijiao ), neighbouring xiamen western harbour ( dong islet ) and dongzui harbour ( fenglin ) were examined
在實驗室條件下,分別以0 . 1 、 1和10mg l的萘( nap )和芘( pyr ) 3個梯度濃度組級砂基培養秋茄( kandeliacandel ( l . ) druce )幼苗,培養基鹽度15 ,培養期60d ,以不加pahs為對照,分析了nap和pyr對紅樹植物秋茄幼苗的生長、光合代謝、水分代謝以及膜保護系統的影響,探討pahs對紅樹植物秋茄的的生理生態效應及植物性毒害( phytotoxicity )的機理。The distance between one peak or crest of a wave of light, heat, or other energy and the next corresponding peak or crest
波長光、熱或其它能量波的一個波峰或波谷與下一個對應的波峰或波谷之間的距離This machine is suitable for heat - sealing and heat - cutting such materials as bopp, opp thermal contracting films, etc., and it is a king of ideal equipment for making socks bags, towel bag, bread bag and ornametc bagmetc. the machine has such characteristics as length fixing by computr, photoelectris tracking stable performande ( castiron stucture ) and highspeed, etc. and has such functions as automatic gluing, automatic punching and lace heat - selaling, etc
本機適用於bopp 、 opp熱收縮膜等材料的熱合熱切,是製作襪子袋、毛巾袋、麵包袋、飾品袋的理想設備,本機具有電腦定長、光電跟蹤,性能穩定,速度快等特點,具備自動上膠、自動打孔,熱花邊等功能。Effects of cd on growth, photochmecal efficiency, chlorophyll content and net photosynthesis of canna indica linn and rumex acetosa l were studied so that the theoretical basis of phytoremediation of pollution by cd could be provided
)為實驗材料,研究cd脅迫對美人蕉和酸模的生長、光化學效率、葉綠素含量以及凈光合強度等生理指標的影響,探討cd對高等植物的毒害效應,以期為重金屬cd污染的植物修復技術提供理論依據。分享友人