查询词典 tread on air

Of or relating to passage through the air especially aviation.

飞行的或有关航行的，尤其是航行。

A hole that allows the passage of air.

一个能使空气流通的通道。

A continuous air passage of at least 6.8 mm 2 shall extend for the length of the cap body.

一个连续的空气通过的面积至少6.8 mm 2 应该延长到笔帽的长度。

In the air passage of a carburetor, causing a reduction in ''.

文丘里管汽化器空气通道中的一段''。

Abstract］ Objective To compare the effect of two kinds of air passage humidification by endotracheal instillation and the status of nursing.

目的 了解应用两种不同的气管内滴药法的气道湿化效果和所需护理人力的情况。

This is a level of increase means that in Hunan Province and other international markets in Europe and America with the butt of the air passage.

"这是一个等级的提升，意味着湖南跟欧美等国际市场的空中通道对接了。"

These are simply air passage.

这些都是空气的通道。

Book air passage from London to Boston.

订从伦敦飞往波士顿的座位。

There are medicines that can reduce inflammations and open air passage.

有一些药物可以用于减轻炎症并使气道开放。

This cough is caused by a tumor blocking passage of air or irritating the airway lining.

这咳嗽的原因是肿瘤阻塞通过空气或刺激呼吸道内层。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。