查询词典 pitch-black

The effect of fin pitch, louver pitch, louver angle and etc. on the heat transfer and flow performance were studied.

本文研究了不同的翅片间距、百叶窗间距、百叶窗间距与翅片间距比值、百叶窗角度对百叶窗翅片传热和流动性能的影响。

Pitch: Any of various natural bitumens, such as mineral pitch or asphalt.

我也是胆小鬼，无法从容面对失败。

Pitch of the ship sometimes reaches a large pitch motion,which has a big influence on the navigability of the ship,the accuracy of the weapons and the life of the crew on the naval vessels.

针对现有减小船舶纵摇的方法和装置进行总结和分析，并在此基础之上详细介绍一种新型十字型的被动式抗纵摇舵。

According to the analysis of real pitch errors within the mechanical angle of 0°~360°, the reason that caused the bouncing pitch errors between odd sampling and even sampling is the noneffective voltage of inductosyn angular measuring system.

根据实际测量得到测角系统在0°~360°之间全部零位误差数据，分析测角系统产生奇、偶点跳跃零位误差的原因来自于感应同步器测角系统引入的非有效电势。

Enjoying the phonic pitch has something to do with frequency, differently the adjust type pitch of dissimilarity is the frequency which depends orotund signal to distinguish analyse of, therefore judge the piano musical instrument each key or chord whether pronunciation is accurate or not can pass to measure its frequency chart to judge.

乐音的音高与频率有关，不同的调式不同的音高是靠声音信号的频率区分的，因此，要判断琴类乐器各个键或弦发音是否准确就可以通过测量其频谱来判断。

the motor abilities of a cerebral palsied child, including the speed of controlling wheel chair movement, the scoring of the softball pitch, and the distance of the softball pitch, are all directed to a positive development.

二、脑性麻痹儿童之动作能力，包括操作轮椅移动速度、垒球投掷动作得分及垒球投掷距离，在接受融合式适应体育教学后呈现正向发展。

It was just Kuo's second start of the season, but he matched Peavy pitch for pitch early.

这只不过是小小郭本季的第二次先发。但他却能跟Peavy一球球的正面对决。

The short period mode is an oscillation of the pitch of the aircraft at mainly constant speed while the phugoid mode is an oscillation of the pitch at mainly constant angle of attack.

短周期是在等速运动下飞机俯仰的振荡，长周期是在攻角保持定值下飞机俯仰的振荡。

Pitch Point is the intersection of the spline tooth profile with the pitch circle.

节点：节点是键齿的齿廓与节圆的交点。

The pitch-line velocity is the velocity of the pitch circle.

该 漆黑的夜里，线速度，是速度的草地循环。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。