查询词典 air propeller

Underneath the rear fuselage a large air scoop aspirated the second unit, which powered a three-bladed propeller mounted behind a cruciform tail.

在机身后部下设置有大型进气口用来吸收十字尾翼后面的三叶螺旋桨气流。

Flow'.'' of air, as from the propeller of an aircraft.

流动'。''的空气，如由飞机的螺旋浆引起

This version adds propeller propulsion, apparently using a three-cylinder air-cooled radial engine.

这个版本增加了螺旋桨推进，显然是用3缸风冷式径向引擎。

In 1934, Nagler brought out his Heliogyro which had a 90hp Pobjoy radial air-cooled engine, a two-blade rotor and a pusher propeller.

1934年，带出了他的Heliogyro Nagler其中有90hp宝来径向风冷发动机，双转子叶片螺旋桨和推动者。

In this paper, the experimental investigation and theoretical study on reduction of the ducted propeller cavitation noise by air injection are presented.

本文介绍用人工喷入空气的方法降低导管螺旋浆空泡噪声的试验和理论研究。

It is one of the efficient approaches that the air-film is accreted on blade surface of operative marine propeller for improving cavitation characteristics.

在船用螺旋桨桨叶表面充气以形成气膜是改善其空泡特性的有效方法之一。

It uses a rotating propeller to push air to the machine, by means of its reaction to promote aircraft forward.

它利用螺旋桨的转动将空气向机后推动，借其反作用力推动飞机前进。

A backward flow of air, as from the propeller of an aircraft.

喷气流向后流动的空气，如由飞机的螺旋浆引起

A backward flow of air, as from the propeller of an aircraft.

喷气流：向后流动的空气，如由飞机的螺旋桨引起

Under the air car is an air chamber with a large propeller parallel to the ground.

气垫船下面是一个空气箱，里面装有一个与地面平行的大螺旋桨。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。