直升机

This dissertation studies the key technique of intelligent mine passive acoustic fuse, according to the demand of...

本文根据反武装直升机智能雷弹研制的需要，深入研究了智能雷弹被动声引信中的几个关键技术。

This dissertation studies the key technique of intelligent mine passive acoustic fuse, according to the demand of the research of weapon against armed helicopter.

本文根据反武装直升机智能雷弹研制的需要，深入研究了智能雷弹被动声引信中的几个关键技术。

Aerodynamical parameters in longitudinal model of a certain type of helicopter are identified in the paper.

直升机气动参数辨识是气动参数辨识研究的热点和难点之一。

National Key Laboratory of Rotorcraft Aeromechanics,Nanjing University of Aeronautic and Astronautic, Nanjing, 210016, China

南京航空航天大学直升机旋翼动力学国家重点实验室，南京，210016

For control of European Aeronautic Defence and Space, the parent company of Airbus and Eurocopter, never happened.

但在争夺EADS（空中客车和欧洲直升机公司的母公司）控制权的较量中，预期发生的对峙局面却从未出现。

The prince has been training to become a pilot with the Army Air Corps for over a year.?

现在，他已经在英国陆军航空队接受飞行员训练超过1年，这次很可能会以直升机飞行员的身份上战场。？？

In order to rescue lives, PLA Army Aviation helicopters flew through mountains and valleys and blazed an air corridor of life, at the cost of the lives of 5 crew members.

为抢救群众生命，我军陆航直升机穿越高山峡谷，开辟出一条条"空中生命走廊"，有5名机组成员壮烈牺牲。

He is a helicopter pilot in the Air Force.

他是空军里的直升机飞行员。

With the Hong Kong Special Administrative Region of Hong Kong and Macao in 2007 the pier heliport expansion project and its future 18-year lease period granted to the air of the fast lane, at the same time to tie in with its new brand image, a new air of the fast lane uniforms and painted color brand new company Agusta Westland AW139 helicopters.

随着2007年香港特别行政区将港澳码头上盖的直升机场扩建项目及其未来18年之租赁期批予空中快线，与此同时为配合其全新的品牌形象，空中快线推出新的制服及涂上新公司品牌色彩的阿古斯塔威斯特兰AW139直升机。

During 1953 the War Office collaborated with the Air Ministry and the Ministry of Supply in the formulation of a specification for a simple and relatively inexpensive small helicopter for use by the Army for reconnaissance and other secondary duties such as casualty evacuation and training.

在1953年，陆军部合作与空军部和供应部在一个简单而相对便宜的由侦察和其他次要责任陆军使用，如伤员后送直升机和培训小规格的制定。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐