查询词典 altitude

Since ambient pressure controls the nozzle expansion, the flow area at the end of the aerospike changes with altitude.

由于环境压力，控制喷管的扩张，流动区在去年底的气动与海拔高度的变化。

Another important aspect of the low altitude performance of aerospike nozzles relates to the pressure acting on the nozzle base.

另一个重要方面，低空性能的塞式喷管涉及到压力对喷嘴基地。

Oedema of the ankles is quite common, especially in hot weather, at high altitude, and if movement is restricted.

水肿的踝关节是相当普遍，尤其是在炎热的天气，高海拔地区，如果运动受到限制。

It is believed that he had contracted high altitude pulmonary oedema which was not well known at the time and does not respond to antibiotics.

人们认为他患了高海拔肺水肿，那时人们并不很了解这种病，没想到要用抗生素来治疗。

That is the so-called problem of the zenith blind zone for the altitude-azimuth measurement system.

详尽分析天顶盲区，对解决该问题所涉及的相关技术进行深入研究，具有重要的理论意义和实用价值。

Starting with the zenith, a series of star fields at different altitude are observed by a telescope with larger field of view, the derivatives of various orders are calculated at different zenith distances, and finally the observational atmospheric refraction can be obtained by numerical integration.

利用一台较大视场的望远镜从天顶开始，在不同高度上对星空作一系列观测，计算不同天顶距处大气折射函数的各阶导数，最后经数值积分可给出大气折射实测值。

Surrounding the zenith (the point directly above the observer) and always at the same altitude as the Sun is a lovelyparhelic circle, caused by sunlight reflecting from ice crystals with nearly vertical faces.

在天顶的方向，有一个受到冰晶垂直面的反射形成的幻日，通常是与太阳同高，一般来说，如果你知道如何去观察它，日晕比彩虹常见多了。

Yellow-legged frogs were once common in high-altitude lakes in the Sierra Nevada mountains, but they have become increasingly rare.

黄腿青蛙在Sierra Nevada山区的高纬度湖泊中曾一度十分普遍，但现在正在变得越来越少。

Yellow-legged frogs were once common in high-altitude lakes in the Sierra Nevada mountains, but they have become increasingly rare.

黄腿青蛙在 Sierra Nevada 山区的高海拔湖泊曾经很常见，但它们正在变得稀少。

The hoisting plan was to set up an A shaped mast of 24m long and a pulley block on the platform at the altitude of 40m located on regenerator top; a cable hoister was applied to lifting.

该吊装方案是：在再生器顶部标高40m的平台上设置一组长24m的A型推扒杆及相应的滑车组，利用卷扬机提升。

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％。