write vt. (wrote , 〔古语〕 writ; written , 〔古语〕 writ) 1.写,记,录,抄,誊;填写;签发;签订;签署。 2.写作,著作。 3.铭记(心中),留印象于;【计算机】写入,存入;写印〔从记忆系统中发出或印出数据〕。 4.写信给;把…函告。 5.把…写入[写成为];通过写作使…成为某种状态。 write a check 开支票。 write a letter 写信。 write to a friend 写信给朋友。 write it in your hat 〔美国〕绝对确实,真真实实。 He writes himself “General”. 他自称“将军”。 He has “coast” written all over him. 他浑身上下是海滨气息[他是海边长大的]。 vi. 1.写字。 2.写文章;著作;作曲。 3.写信,寄信,通信。 4.做书记,做抄写员。 5.(笔被使用时)有某种表现;好写。 This pen writes (well). 这支笔好写[好使]。 write cleverly 文章写得好。 write a good [bad] hand 字写得好[坏]。 write down 1. 写下来,记下来。 2. 用文字攻击,贬低,批评 (write him down a fool 在文章里说他是傻瓜)。 3. 减低账面价值。 4. 把…拨作公积金,摊提资产。 write for 1. 替(报纸等)撰稿,投稿;为(生活)写文章。 2. 写信订购。 write in 写进去,插入(文件中)。 write in [for] the paper 投稿给(报纸)。 write off 1. 勾销,注销(债款等);报废。 2. 流畅地写,当场写,提笔就写(文章等)。 3. 减低资产账面额。 write out 1. 写出;誊清,缮写。 2. (作家等)写得写不出,写枯了脑筋。 write over 1. 改写,重写。 2. 写满。 write up 1. 写在高处,揭示;用文字赞扬,书面表扬。 2. 一直写到最近事情;详细写。 3. 提高账面价值;评价过高。 4. 〔美国〕开传票传唤。
beam n. 1.梁,栋梁,桁条;(船的)横梁。 2.船幅;(动物、人的)体幅。 3.(秤)杆,杠杆,(织机的)卷轴,经轴;(鹿角的)主干;车辕;犁柄;锄把。 4.(光线的)束,道,柱;【物理学】波束,射束。 5.(笑容、表情等的)焕现。 6.【无线电】有效播听范围。 7.【航空】信号电波,指向电波。 a beam of light 一束光线。 the common beam 标准秤;准则。 beam and scales 天平。 a beam of delight 高兴的表情,笑逐颜开。 an erector beam 【火箭】(发射时调整导弹位置的)千斤顶。 radio beam 无线电领航信号。 a landing beam 【航空】降落指示波。 abaft the beam = before the beam. a beam in one's eye 自己本身的大缺点〔与他人目中之刺相比,自己眼中有梁,源出《圣经》马太福音〕。 before the beam 【航海】正横前。 broad in the beam 〔口语〕臀部阔大。 fly the beam 【航空】按指向电波飞行。 fly the wet beam 【航空】顺着河流飞行。 kick [strike] the beam 1. (秤一方)翘起;过轻,不足抗衡,无足轻重。 2. 输,遭受失败。 off the beam 脱离航向,不顺利;不对头;做错。 on the beam 1. 【航海】与龙骨垂直地,正横地。 2. 在航向上;对头,做对。 on the port [larboard] beam 【航海】左舷正横前。 on the starboard beam 【航海】右舷正横前。 on the weather beam 【航海】迎着正横风。 ride the beam = fly the beam. vi. 1.辐射,发光,闪光。 2.微笑,眉开眼笑。 vt. 1.发射(光线、电波)。 2.向…放[播]送。 3.(用雷达)探测。 4.(用波束)导航(飞机等)。 beam the program at America 向美国播送节目。 the sun beaming overhead 红日当头照。 beam upon 看着…微笑。 beam with joy 眉飞色舞,笑逐颜开。
Photoinduced birefringence and holographic recording were performed by using ar laser ( 488 nm ) as writing beam and he - ne laser ( 632 . 8 nm ) as reading beam 写入光为线偏振壮离于激光,读出光为线偏振he ne激光,信号山ccd多道分析器接收。
Employing writing beams with appropriate intensity distributions and external electric fields along proper directions , arrays of planar and channel waveguides can be fabricated in various pr crystals 研究结果表明:采用合适的光场强度分布以及合适的外加电场可以在不同光折变晶体中写入平面波导阵列和通道波导阵列。
Fourthly , the incident intensity threshold of the fanning effect in twm was measured in the ce : knsbn crystal , and it is about 20mw / cm , while using 632 . 8nm red light with e polarization as writing beam 实验发现在e偏振光写入情况下, ce : knsbn晶体中光扇存在写入光强度阈值特性,当写入光强大于20mw cm ~ 2时光扇效应明显增强。
The blocking - layer and the dielectric mirror separate the write beam and the read beam , and the dielectric mirror reflects the read light also . in order to separating the write beam and the read beam quietly , and reflecting the read bean in the most limit 液晶光阀的阻光层和介质镜层起着隔离写入光和读出光的作用,介质镜层还起着反射读出光的作用。
( 3 ) the bragg - shift phenomenon of transmission holographic grating is investigated in theory and experiment . as a result , the bragg - shift phenomenon will be restrained when the intensity ratio of initial writing beams is one 对透射体全息光栅在读出过程中的布拉格漂移现象进行了理论和实验分析,得出在本实验条件下,当写入光强比为1 1时可以很好地抑制布拉格漂移现象的发生。
The main contents of this dissertation are as follows : ( 1 ) according to the set of equations governing the pr process , index changes in pr crystals induced by writing beams with different intensity profiles are theoretically analyzed and numerically simulated 所开展的工作以及得到的结论如下:从光折变动力学方程组出发对光折变晶体中光致折射率变化进行了理论分析,并建立了由写入光的强度分布得到光致折射率变化分布的数值模拟方法。
As the results , firstly , some steady parameters were determined , including the gain coefficient , diffraction efficiency of the volume grating and response time t1 of twm under different total incident intensity i0 , ratio of two writing beams mo , angle between two writing beams 2 and polarization conditions 论文给出了不同写入光强比、写入总光强、写入光夹角及偏振光下ce : knsbn晶体的两波耦合增益系数、衍射效率、响应时间的变化规律。
At the different recording angles , the raman - nath diffraction and bragg diffraction phenomenon are observed , respectively . then , the wavelength selectivity and the relationship of diffraction efficiency and polarization state are discussed when the recording angle of 60 ? formed by two writing beam 分别观察到了写入光束夹角不同时光栅的拉曼-奈斯衍射和布拉格衍射现象,并对双光束夹角为60时写入光栅的波长选择性及衍射效率与入射光偏振态的关系进行讨论。