interference n. 1.冲突,抵触。 2.干涉,干预。 3.妨碍,打扰,阻碍物。 4.【物理学】干扰;干涉。 linguistic interference本族语对外语学习的干扰。 stop interference from outside 制止外来干涉。 run interference for (橄榄球赛中)保护(带球者)以防对方抢球。
angle n. 【英史】盎格鲁人〔cf. Angles〕。 angle1 n. 1.角,隅,角落;棱,嬗角。 2.【数学】角,角位,角的度数。 3.【机械工程】角铁。 4.见地,观点。 5.(事物的)方面,角度。 6.〔口语〕隐蔽的个人动机;诡计。 7.〔口语〕(新闻报导的)偏见,歪曲。 an auxiliary [subsidiary, supplementary] angle 补角。 an external [exterior] angle 外角。 an internal [interior] angle 内角。 an obtuse angle 钝角。 a vertical angle 对顶角。 a right angle 直角。 a straight angle 平角。 an optical [a visual] angle 视角;【矿物】光轴角。 angle of attack 【航空】气压角,迎角。 angle of bank [roll] 【航空】转角。 meet at right angles 相交成直角。 take the angle 测角度。 view from various angles 由各方面观察。 vt. 1.使(摄影机等)偏成[转向]某一角度。 2.使(新闻报导等)带上色彩[倾向性]。 She angled her column of chitchat towards teen-agers. 她的闲话专栏着眼于青少年。 angle one's camara (摄影时)对角度。 angle a report 使报告搀杂偏见。 vi. 1.转变角度;突然朝某方向转去。 2.以一个角度移动。 n. 〔古语〕钓钩;钓具。 a brother of the angle 钓鱼者。 vi. 1.钓鱼。 2.〔美俚〕钓(誉),贪图,图谋。 angle for carp 钓鲤鱼。 angle for praise 沽名钓誉。 vt. 在…钓鱼。
Application of the interference angle of the air - drains of motors in maintenances of the air - drains 发动机气门干涉角在气门维修中的应用
The principle results obtained in this ph . d thesis are that we firstly derived the method of calculating interference angle theoretically , and obtained the relationships between the interference angles with the corresponding experimental conditions . the calculated values are consistent with the experimental results very well 本文所获得的主要研究成果是首次从理论上得到了计算干涉相位角的方法,得出了干涉相位角和实验条件中各相关量的关系,并且计算结果和实验符合的很好。
Collisonal quantum interference ( cqi ) was observed in the intramolecular rotational energy transfer in the experiment of the static cell , and the integral interference angles were measured . to observe more precise information , the experiment in the molecular beam should be taken , from which the differential interference angle can be obtained precisely . in this paper , the theoretical model of cqi is described in an atom - diatom system in the condition of the molecular beam , based on the first - born approximation of time dependent perturbation theory , taking into accounts the anisotropic lennard - jones interaction potentials . the method of observing and measuring correctly the differential interference angle is presented . the changing tendencies of the differential interference angle with the impact parameter , velocity , and et al . are discussed 分子内部转动传能的静态池实验观察到了碰撞量子干涉效应( cqi ) ,并且测得积分干涉角,为了获得更加精确的分子内部转动传能的碰撞量子干涉效应信息,实验就必须要采用分子束实验进行.本文理论上采用各项异性相互作用势,应用含时微扰理论的一级波恩近似,假想在分子束实验的条件下,建立在原子-双原子分子体系中碰撞量子干涉的理论模型.理论上推导出微分干涉角具体表达式,通过计算定性地讨论了微分干涉角随着碰撞参数、速率等的变化趋势,同时初步探讨了实验的正确观测途径,得出了采用分子束进行实验观测的实验方法,为进一步进行分子束实验提供了理论基础,对实验的进行起到了一定的借鉴作用
We presented the theoretical model of collisional quantum interference on rotational energy transfer in atom - diatom system , using the theories of time dependent born approximation and quantum inelastic scattering , and taking into account the long - range interaction potentials . the key factors in the determination of the differential and integral interference angles are obtained . co a1 ( v = 0 ) ~ e3 - ( v = l ) system in collision with he is calculated , the calculated values are consistent with the experimental results , but for the partners being ne and ar , the calculated values are not so good 首次得到了从理论中计算干涉相位角的方法,得出了干涉相位角和实验条件中各相关量的关系,并计算了coa ~ 1 ( v = 0 ) e ~ 3 ~ - ( v = 1 )和he碰撞诱导转动能量传递过程中量子干涉效应的实验,计算结果和实验符合的很好,但是对于碰撞伴是ne和ar的实验,计算结果不是很好,原因是随着碰撞伴质量和极化率的增大,相互作用势更强,应该考虑短程相互作用势的贡献。