diffraction beam中文什么意思

發(fā)音:

用"diffraction beam"造句

繞射光束

convergent beam electron diffraction: 會聚束電子衍射
diffraction-free beam: 消衍射光束
laser-beam diffraction: 激光束衍射
diffraction: 分解; 光的繞射; 光的衍射; 繞射作用; 衍射，繞射; 衍射現(xiàn)象; 衍射效應(yīng)
beam: n. 1.梁，棟梁，桁條；(船的)橫梁。 2.船幅；(動物、人的)體幅。 3.(秤)桿，杠桿，(織機的)卷軸，經(jīng)軸；(鹿角的)主干；車轅；犁柄；鋤把。 4.(光線的)束，道，柱；【物理學(xué)】波束，射束。 5.(笑容、表情等的)煥現(xiàn)。 6.【無線電】有效播聽范圍。 7.【航空】信號電波，指向電波。 a beam of light 一束光線。 the common beam 標(biāo)準(zhǔn)秤；準(zhǔn)則。 beam and scales 天平。 a beam of delight 高興的表情，笑逐顏開。 an erector beam 【火箭】(發(fā)射時調(diào)整導(dǎo)彈位置的)千斤頂。 radio beam 無線電領(lǐng)航信號。 a landing beam 【航空】降落指示波。 abaft the beam ＝ before the beam. a beam in one's eye 自己本身的大缺點〔與他人目中之刺相比，自己眼中有梁，源出《圣經(jīng)》馬太福音〕。 before the beam 【航海】正橫前。 broad in the beam 〔口語〕臀部闊大。 fly the beam 【航空】按指向電波飛行。 fly the wet beam 【航空】順著河流飛行。 kick [strike] the beam 1. (秤一方)翹起；過輕，不足抗衡，無足輕重。 2. 輸，遭受失敗。 off the beam 脫離航向，不順利；不對頭；做錯。 on the beam 1. 【航海】與龍骨垂直地，正橫地。 2. 在航向上；對頭，做對。 on the port [larboard] beam 【航海】左舷正橫前。 on the starboard beam 【航海】右舷正橫前。 on the weather beam 【航海】迎著正橫風(fēng)。 ride the beam ＝ fly the beam. vi. 1.輻射，發(fā)光，閃光。 2.微笑，眉開眼笑。 vt. 1.發(fā)射(光線、電波)。 2.向…放[播]送。 3.(用雷達(dá))探測。 4.(用波束)導(dǎo)航(飛機等)。 beam the program at America 向美國播送節(jié)目。 the sun beaming overhead 紅日當(dāng)頭照。 beam upon 看著…微笑。 beam with joy 眉飛色舞，笑逐顏開。

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both the experimental and theoretical results show that the low diffraction beam has great advantages over the gaussian beam in an ablation-dominated material removal processes
發(fā)現(xiàn)了低衍射光束比高斯光束在激光消融聚合物材料上具有顯著的優(yōu)點。
the main work of this dissertation focuses on the analysis and design theory for a resonator with diffraction optical elements by using a matrix eigenvalue method . the principle and method how to realize a low diffraction beam have been described . both the experimental and theoretical results show that the low diffraction beam has great advantages over the gaussian beam in an ablation-dominated material removal processes
本文的重點是：闡述了利用矩陣本征值方法分析和設(shè)計激光諧振腔的系統(tǒng)理論；簡述了產(chǎn)生和實現(xiàn)低衍射光束的原理和方法，實驗發(fā)現(xiàn)了低衍射光束比高斯光束所具有的獨特性能；理論設(shè)計和研制了衍射光學(xué)元件，并通過實驗獲得空心激光光束，提出了對不同空心光束的描述方法。
the main work of this dissertation focuses on the analysis and design theory for a resonator with diffraction optical elements by using a matrix eigenvalue method . the principle and method how to realize a low diffraction beam have been described . both the experimental and theoretical results show that the low diffraction beam has great advantages over the gaussian beam in an ablation-dominated material removal processes
本文的重點是：闡述了利用矩陣本征值方法分析和設(shè)計激光諧振腔的系統(tǒng)理論；簡述了產(chǎn)生和實現(xiàn)低衍射光束的原理和方法，實驗發(fā)現(xiàn)了低衍射光束比高斯光束所具有的獨特性能；理論設(shè)計和研制了衍射光學(xué)元件，并通過實驗獲得空心激光光束，提出了對不同空心光束的描述方法。
at the same time, the possibility of using nonlinear optics in widening the detecting wave band of hartmann-shack wavefront sensor is exploringly discussed . adaptive optics guarantees the beam quality of laser projecting system . beam cleanup, atmospheric turbulence compensation and correction of any disturbance and fabrication error in the light way are required to promise a near diffraction beam, but normal adaptive optics system can only correction one of them
自適應(yīng)光學(xué)進(jìn)行光束大氣傳輸波前畸變校正時，要求系統(tǒng)必須能進(jìn)行光束凈化和校正大氣湍流造成的波前畸變，并且能夠同時有效地克服發(fā)射系統(tǒng)制造誤差、重力變形以及光路內(nèi)部氣體擾動的影響，得到接近衍射極限的輸出激光光束。
the cavity mirror can also be designed according to an objective function . the second part ( the 5th chapter ) is to introduce the concept of low diffraction beam and to illustrate the principle and method how to realize it . a low diffraction beam is obtained by reconstructing the existing optical resonator of a co2 laser using a special diffraction phase plate
第二部分(第五章)提出了低衍射光束的概念，簡述了實現(xiàn)低衍射光束原理和方法；通過腔內(nèi)放置衍射元件的方法實現(xiàn)了低衍射光束的輸出；并對這種光束進(jìn)行了理論和實驗研究，理論模型結(jié)果和實驗結(jié)果很好地吻合。