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A large range of IRZ and intense fluctuating velocity area around the boundary of IRZ is measured and thought to be important to keep the excellent ignition and combustion characters of the new kind swirl burner. Together with temperature trace method, different structure and operation parameter of the burner are studied in this paper about their effects on turbulent and mixing characters of swirling jet. The structure variation includes different blade angle, use of central gear shape baffle, variable outer length and angle of lean primary air outlet, use of wedge outlet of lean primary air.

采用上述两种测量方法并结合热质比拟温度示踪的方法，本文对径向浓淡旋流煤粉燃烧器喷口结构和气流流动参数的变化对旋流流场的流动、混合、湍流脉动特性的影响进行了深入研究，研究了旋流叶片倾角大小、中心齿型扩锥、淡一次风扩口外伸长度和扩角的变化、淡一次风楔形扩口、直流二次风扩口角度的变化对出口旋转射流流动特性的影响，研究了一次风率和旋流二次风率运行参数变化的影响规律。

Campared wih the old methods, it has two advantage: 1 It can be applied expediently. 2 In this method, where the dispersive curve skips can be seen distinctly in the range of the whole survey line and the position of air-raid shelter can be easily estimated. A new exploration example was offered by this method.

在探测防空洞时，该方法比其它的方法具有明显优点，即施工方便，并能在一条测线的范围内准确清楚地看到频散曲线的跳跃，从而判断出防空洞的位置。

In compliance with (3) your request, we are sending you by aira catalogue together with a range of pamphlets for your reference.

按照贵公司的要求，我方将通过航空邮件寄去商品目录和一套小册子供贵公司参考。

These are feisty, energetic dogs whose sizes range from fairly small, as in the Norfolk, Cairn or West Highland White Terrier, to the grand Airedale Terrier.

但是，不要被它们小巧的外表所愚弄，许多玩赏犬具有钉子一样的坚强意志。

These are feisty , energetic dogs whosesizes range from fairly small, as in the Norfolk, Cairn or WestHighland White Terrier, to the grand Airedale Terrier.

但是，不要被它们小巧的外表所愚弄，许多玩赏犬具有钉子一样的坚强意志。

Our airfreight professionals offer a full range of import and export services which are cost effective and time-oriented to meet the clients needs.

我们的专业人士提供空运进出口服务，以为客户节约成本和时间为全方位为导向，以满足客户的需求。

Airgun pellets don't usually penetrate skin but can do so at close range.

空气枪子弹通常不会贯穿皮肤，但若是近距离就可以。

KVH offers a full range of Inmarsat airtime services.

KVH提供全方位的卫星广播服务。

To develop a range of conceptual designs which satisfy aircraft design specifications within the European Airworthiness regulations.

掌握如何在欧洲适航标准所制定的航空器设计细则的框架下进行理论设计。

Murat Ako?lu, BEP Hologram sales and marketing chief, reflecting on the iDholo success at the world's biggest food and beverages exhibition, comments: We are delighted with all the interest and attention our latest range of hologram products was receiving at Asuga Food Tech.

穆拉特阿克奥卢，环保局全息销售和营销总监，在对世界最大的食品和饮料展览会，评论iDholo成功反映：我们正在与所有的兴趣和关注我们最新的全息产品的范围很高兴被接收足助食品技术。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。