查询词典 pressure altitude

Note that in the warm air, although pressure altitude is lower than true altitude, density.

请注意，在温暖的空气，虽然压力海拔高度低于真实的高度，密度。

The weather station furnishes a pressure altitude of 4,950 feet.

天气站，提供了压力，海拔四九五○英尺。

Rocket engines ; plug nozzle ; base pressure ; altitude characteristics ; cold-flow test

火箭发动机；塞式喷管；底部压强；高度特性；冷流实验

Pressure altitude for an airport is usually available at any briefing office.

压力海拔高度为一机场，通常可在任何办公室的简报。

For example, flight level 250 represents a pressure altitude of 25,000 feet.

FL 250表示压力高度为 25000英尺。

Read density altitude from the sloping lines where the temperature and pressure altitude lines cross.

阅读密度海拔从坡线的地方温度和压力的海拔线交叉。

It may be used to measure the air tempe-rature、 pressure altitude、relative humidity and airspeed.

在人工降水、云物理研究和大气探测中可作为一种基本测量手段。

To find density altitude, either at field elevation or while in flight, enter the graph with pressure altitude at left and temperature at base of graph.

找到密度的高度，无论是在外地或抬高，而在飞行中，输入的图形与压力，海拔高度在左侧的温度在相应的图形。

PRESSURE ALTITUDE, The altitude displayed when the barometric pressure on the altimeter is set to 29.92 inches of mercury.

压力高度，当高度表上的气压调至29.92英寸汞柱时显示的高度。

Pressure altimeter; pressure altitude indicator

根据大气压力随距海平面高度而逐渐衰减的函数关系，通过测量大气静压间接测量飞行高度的仪表。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。