angle of lead
英 [ˈæŋɡl ɒv liːd]
美 [ˈæŋɡl əv liːd]
导程角；提前角；超前角
双语例句
- Meanwhile, we study the relations between the variations of angle and those of the weight Results Only exerting force to bend the isolated cervical spine can lead to the dislocation of it.
同时研究了双侧关节突交锁牵引复位时的角度与重量的变化关系。 - The method of helix angle choosing of involute gears do not ensure hobbing precision. It cause large lead error.
这种选择往往在齿轮滚齿加工时，不能保证螺旋角β的精度，因而引起螺旋线偏差过大，接触时往往达不到全齿长的接触。 - The feasibility and superiority of genetic algorithm in torpedo perpendicular impact guidance law were studied. Gradual change in the angle of lead in torpedo homing guidance law was proposed on the basis of the character of genetic algorithm, and corresponding simulation was made.
首先研究了遗传算法用于***导引的可行性和优势，在研究了遗传算法特性的基础上，提出了一种基于遗传算法的逐次变提前角自导导引算法，并且进行了相应的仿真试验研究。 - Although this innovation is aimed at abating the farmers 'burden, at the angle of law, its main object is to nail down the admeasure relation among the nation, the collectivity and the farmers, and so to lead the admeasure relation to be nomothetic.
这场改革的直接动因固然在于减轻农民负担，但从法律的观点视之，其主要目的不外是要以法律的形式调整农村社会分配关系，实现农村分配关系的法治化。 - In this paper, the condition of commutation is analyzed, the lead angle is studied when the rotary direction of motor is changed, and the commutation logic with different lead angle is proposed.
本文较全面地分析了换向条件，研究了正反转时位置反馈信号与旋转电势的相位关系，并给出了不同超前角时的换向逻辑。 - In the second part, the author analyzed the creation of Ci in terms of inner sound of word from the angle of rhyme and tone, and further pointed out that the gradual separation of Ci and music will lead to the creation and change of its form.
第二部分从内在文字音响入手，从押韵、平仄两方面分析宋词对格律的突破，指出词与音乐的逐步分离必然导致其形式发生相应的突破与变动。 - From the angle of moralism, the mixture of these two different types of categories will lead to the expansion of moral connotation, breaking through its border and overflowing its practice.
从德育学视角看，对错与善恶的混淆将导致德育涵义的扩展、德育边界的突破及德育实践功能的泛化。 - In general, the counter and comparer of MCU are used to realize the precise control of trigger angle, but the unreliable reset and the difficult program control of MCU lead to the lower reliability of trigger unit.
一般采用MCU内部计数器、比较器的比较输出脉冲实现对触发角的精确控制，但存在复位不可靠、程序易跑飞等缺点，从而导致触发单元可靠性降低。 - The results of computation indicates that great subduction angle and existence of roll-back subduction are favorite conditions for inducing upwelling of mantle flows in back-arc region, and upwelling of hot mantle materials may lead to back-arc opening.
计算表明，俯冲角度大及存在后撤俯冲时，有利于在弧后地区产生明显的上涌地幔流，这种深部热物质的上涌会导致弧后扩张。 - Within the field of ground effect, aerodynamic forces of the wing in surface effect crafts are not only decided by the angle of attack, but also by the flying height, and they lead to more complicated stability problems.
在地效作用区域内，地效飞机的气动力不仅与迎角有关，而且与飞行高度有关，因而其飞行稳定性问题更为复杂。 - The method to define optimum offering oil at angle of lead for trawler diesel engine
拖网渔船柴油机最佳供油提前角的确定方法 - The results obtained showed that with a transverse seam in front of wing angle, the effects of flow separation were weakened, hence lead to the minimum wing angle that produced flow separation increased.
结果表明，由于翼角前有一条横缝，分离效应减弱，导致产生分离的最小翼角增大。 - Therefore the author does some research from the angle of intercultural differences of words ( conceptual meaning differences and cultural meaning differences), aiming at doing further study of culture lead-in in English language teaching.
因此，本文作者从词汇理性意义和文化意义的差异两大方面对词汇的跨文化差异做了一些探讨。 - According to the actual situation, we use two angle axis to simulate the obliquity of stir pin spool and the work piece the vertical direction, which lead to lower temperature in front of stir pin than in back.
根据实际情况加入了搅拌头轴线与工件进给垂直方向的倾斜角，得出温度场分布前低后高。 - By the traditional analysis of the equal helix angle edge curve model, a mathematical model of the equal spiral lead is established on the cylinder and sphere of the ball-end cutter.
本文的主要研究内容为：1.通过对传统等螺旋角刃口曲线的模型进行分析，建立了球头立铣刀柱面、球面上等导程螺旋线的数学模型。 - The effects of some important parameters on the performance of the regenerator of a single-stage G-M type PTC working at low frequency are calculated and analyzed, including phase angle, regenerator length, mass flow rate, diameter of lead sphere, charging pressure and frequency.
计算分析了低频情况下，相位角、回热器长度、质量流量、铅丸直径、充气压力和工作频率对回热器性能的影响，得出了能够指导试验的有益结论。