查询词典 point angle

Function of an angle expressed as a ratio of the sides of right-angled triangle containing the angle .

直角三角形各角的函数是用各边的比来表示的。

Analysis indicated that the size of light spot would smooth the output of the angle function of the angle grid.

通过制作的光电式测量系统，对所提出的位置检测方法进行了实验研究和论证。

In order to solute some quality questions of angle steel for iron tower productive process,adopt various effective methods of technical and managerial improvement,result give rise to overall quality of angle steel in all directions,meet consumer's different needs,and give rise to product competition in market place.

针对铁塔角钢生产过程中存在的质量问题，采取多项有效技术改进措施，全面提高铁塔角钢的综合质量，满足用户要求，提高产品市场竞争力。

In view of the feature of ball end milling process, the model of accurate cutting area is presented which considers the advance angle of cutting in and the lag angle of cutting off.

针对球头铣刀的切削特点，给出了考虑切入提前角和切出滞后角的精确切削区间模型。

The system adopted active tracking, namely calculate the input angle of the tracking device in advance, the angle is correspondent to the sun position some moment.

即预先计算好对应于某时刻太阳位置的跟踪机构的输入角度，通过跟踪器上平台

The optimized exhaust lag angle and intake advance angle of the EQ6100 engine are calculated by means of alternated one dimension searching method vary with engine operating conditions.

采用轮流一维搜索法，计算出随EQ6 10 0发动机工况变化的优化的排气门延迟关闭角和进气门提前开启角。

The ignition delay period is controlled by the fuel injection advance angle which is an important parameter. If the advance angle of injection is adjusted earlier, the density of the combustion chamber is small and its temperature is low, when the fuel is injected into the combustion chamber. So it needs long time to atomization.

喷油提前角是影响燃烧滞燃期的重要参数，喷油提前角的大的工况，燃油喷入燃烧室时缸内空气的密度小，温度低，燃油雾化所需时间长，sauter平均直径大，油滴汽化的表面积越小，所以油束雾化效果不好。

According to the measured pressure data of the four-stroke small utility gasoline engine, the cyclical variations of the maximum pressure, the crank shaft angle at the maximum pressure, the mean indicated pressure and the largest pressure rise rate were analyzed. Meanwhile, the influences of ignition advance angle, load and rotation speed on cyclical variation were also investigated.

根据实测小型通用四冲程汽油机气缸压力，分析了最大爆发压力、最大爆发压力所对应曲轴转角、平均指示压力以及最大压力升高率等参数的循环波动特性，以及点火提前角、负荷和发动机转速对循环波动的影响。

The apparatus adopts the technique of one-chip computer,can set ignition advance angle at random rev of the engine at any time and assists the power test of the engine.The apparatus can survey and describe the best ignition advance angle curve of motorcycle engine and affords gist for the design of motorcycle engine and ignition control.

该仪器采用单片机技术，能够在任意发动机转速下设定任意点火提前角，配合发动机测功试验，可以快速测绘出摩托车发动机最佳点火提前角曲线，为发动机和点火器设计提供依据。

The effect of initial attack angle and pitching angular velocity on the selection of release angle is remarkable.

得到标枪的初始攻角和俯仰角速度对出手角度选择的影响较显著。

Foods high in this vitamin include oily fish such as salmon, tuna and, and fish liver oils.

维生素D含量高的食物包括诸如大麻哈鱼、金枪鱼和鲭鱼之类的油鱼以及鱼肝油。

We need you to cosign our public letter demanding that press intimidation cease immediately, and that all charges be dropped.

我们需要您cosign我们的公共信，要求记者立即停止恐吓，并要求所有收费下降。