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The spiral angle of graduated circle was rough estimated by measuring the addendum circle diameter and modified on milling machine.

介绍了精确测绘单一斜齿圆柱齿轮齿形参数的简便方法,即测量公法线长度计算基圆齿距从而查表确定模数和压力;测量齿顶圆直径估算分度圆螺旋,用分度头在铣床上修正分度圆螺旋,并进行误差分析。

Hardcover books are often allotype exesting out-contract angle and angle, so that in the lead the side to reveal the original color cosmetic paerboard, so readers can see quite a number of books on the angle of the pen at oilysludge dot are useful.

精装异型书往往既有外包又有内包,这样容易造成侧面露出纸板原色,影响美观,所以读者可以看到有不少的异型书在包的基材处都有用笔点过的痕迹。

The research result shows that the best fuel delivery advance angle of diesel engine used has been changed; with the first cylinder as the standard, the deviation of the fuel delivery advance angle between the first cylinder and other cylinder surpasses allowed range; the smoke emission and fuel consumption can be decreased and delivering fuel to each cylinder at the right time can be assured, through the selection and adaptation of fuel delivery advance angle .

研究结果表明:使用后柴油机的最佳供油提前发生了变化;以第一缸为准,其它缸与第一缸之间的供油提前偏差超出了允许的范围;实行供油提前的调配可使各缸在正确的时刻供油,减少排放,降低油耗。

The relation between modified angle and structure angle was given at 303nm, and the relation of the deviation angle with wavelength was also investigated.

以303nm波长为例,给出了修正与结构的关系式;还研究了透射光束的偏离与波长的关系,并通过数值计算软件进行了分析。

Comparing the improved Taylor formula and other projection angle formulas, the improved Taylor formula correctly reflected the decreasing process of the projection angle to the final value and could describe the projection angle more accurately.

利用数值模拟得到的结果比较了平板驱动几种不同的抛射公式,改进的泰勒公式准确反映出了抛射下降并趋于终态的规律,其对平板抛射的描述更为准确。

The pulse width broadening of the femtosecond laser after angular dispersion wasdescribed,the pulse width expression at arbitrary propagation distance was provided,the pulse width broadening of the femtosecond laser by AOD was precisely predicted,thegeneral theory on pulse width broadening of plane wave,spherical wave and Gaussianbeam was deduced and the physical mechanism of pulse width broadening based on eachabove light beam model was revealed.

本文对随机扫描双光子显微镜中飞秒激光传输特性进行了系统深入的研究,完整解决了这一理论问题,发现了空间与时间色散通过色散耦合的规律,为空间与时间色散同时补偿的方案提供了理论依据,基于此原理的单个色散器件同时补偿空间和时间色散的方案高效解决了声光偏转器的色散补偿这一核心难题,为建立随机扫描双光子显微成像装置并应用于神经学研究奠定了基础:阐明了飞秒激光经色散后的光斑展宽规律,获得任意传输距离处的光斑解析式,精确预测了声光偏转器对飞秒激光的光斑展宽,并揭示了光斑展宽的物理机制。

A new method to measure the mechanical angular acceleration of rotating system is established by changing the exciting mode of AC asynchronous tachogenerator,and form a angular acceleration tachogenerator to measure the mechanical angular acceleration directly.

摘 要:提出的旋转系统机械加速度直接测量方法通过对交流异步测速发电机励磁方式的改变,构成了能直接测量机械加速度的测旋转加速度发电机。

A new method to measure the mechanical angular acceleration of rotating system is established by changing the exciting mode of AC asynchronous tachogenerator, and form a angular acceleration tachogenerator to measure the mechanical angular acceleration directly.

提出的旋转系统机械加速度直接测量方法通过对交流异步测速发电机励磁方式的改变,构成了能直接测量机械加速度的测旋转加速度发电机。

Firstly, this article discussed the performance and the operation modes ofseveral kinds of angular transducers, we selected the inductosyn and resolver tobe the unit of angular measurement to make sure the system has adequate angularrange and testing precision.

本论文首先经过比较各种度传感器的性能以及工作方式,选定以感应同步器和旋转变压器作为度检测元件,使整个测系统具有足够的测范围和测精度。

This paper first presents the variation regularity of active seeking range along with the change of relative bearing ,and then derives out the equations of deflection firing angle considering the variation of seeking range. A method for the calculation of optimal deflection firing angle of snake search torpedo is provided at last.

本文根据主动自导作用距离随舷变化规律,推导了考虑到自导作用距离随舷变化时求解最优提前的迭代公式系,最后提出了蛇行搜索鱼雷射击的最优提前求解方法,并给出了有关结论。

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推荐网络例句

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作:对伸臂位于顶部的单层框架—筒体模型进行分析,提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。

Its advantage is that it can be used in smaller units.

其优点在于可以在较小的单位中应用。