查询词典 air-flight

According to ecumenic air filtration material appraised quality criterion and the characters of electret air filtration material the appraising criterion of the electret air filtration material is discussed .

从一般空气过滤材料的质量评价指标出发，结合驻极体空气滤材的特点，探讨了驻极体空气滤材应有的质量评价指标。

The air hose endophragm forms the air current boundary layer plays the full air cushion protective function to the lining, enables the lining to obtain powerfully, but gentle processing.

风管内壁形成的气流边界层对面料起到充分的气垫保护作用，使面料得到有力但又柔和的处理。

The present paper describes the effect of the ethine absorbed and solved in the liquid oxygen on the liquid oxygen in the main condenser-evaporator since revamp of the air separation unit with liquid air and liquid oxygen absorber into the air separation unit with molecular absorber as well as measurement of the ethine content.

阐述空分设备由一般的液态空气吸附器和液态氧吸附器改造为分子筛吸附器后，吸附溶解在液态氧中的乙炔对主冷液态氧的影响程度及乙炔含量的检测。

The clarified air goes into the drying tower after being heated, and then use two or three fluid nozzle to atomize the liquid into small dripping that will exchage the heating with the hot air to evaporize the water content in the liquid, the water content will be discharged as the hot air comes out, and finally the powder or particle products comes out.

洁净空气加热后进入干燥塔，在塔内热风中用二流体喷嘴将各种料液雾化成微小液滴，与热风进行快速热交换，蒸发掉液料中的水份，并随热风排出，得到粉状或颗粒状产品。

Powered air purifying respirators are a type of respiratory protection in which a battery-powered blower pulls air through filters that trap particles (including those containing viruses and bacteria) that may be present, and then moves the filtered air to the wearer's facepiece or hood.

电动送风过滤式呼吸器是过滤式呼吸器的一种，利用电池驱动风机迫使空气通过过滤元件过滤，空气中存在的颗粒物（包括那些含有病毒、细菌的颗粒物）被过滤元件捕获，过滤后的空气被送入面罩或头罩内供使用者呼吸。

Castles in the air; aerial castle; a fantasied edifice; air-castle; a mirage; a Spanish castle; be a castle in the air ; cloud-castle; day-dreams; illusions; fata morgana Sicily;"ivory tower"; plan empty visionary schemes; realm of fancy

成语建造在半空中的楼阁。个别时候比喻崇高的人格；旷达的胸襟。一般比喻虚构的事物。现多用来比喻脱离实际的理论、计划及空想。例句制定发展规划要切合实际；万不可如～；毫无价值。

Experiments have been made to investigate the performance of pump operating under conditions of air-water, solid-water and air-water-solid, also considered influence of adding frother when entrained air.

通过大量的试验，进行了气液、固液、气液固等各工况下泵性能的研究，并考虑了通气时加入起泡剂的影响。

The process includes making samples using Superpave Gyratory Compactor, selecting gradation by the criterion of stone-on-stone contact and certain air voids in the mix and determining the optimal asphalt content limited by draindown test and expected air voids as the main controllability condition. It is suitable to increase the asphalt content of the mix in the range of expected air voids, which can ensure the compatibility of function and durability of porous asphalt.

该方法采用旋转压实仪成型试件，通过计算法确定初试沥青用量，以石-石接触和一定条件下的空隙率作为设计级配选取的根本依据，在最佳沥青用量的确定中，以沥青析漏损失和空隙率作为主要的控制指标，在设计空隙率的基础上，通过使用纤维增大沥青用量，以保证沥青混合料兼备功能性和耐久性。

The results shown that, for the typical kind of photonic crystal fibers with hexagonally arrayed circular air holes, the band gap of acoustic wave of XY mode appears only when the air holes' filling rate is greater than certain threshold value, and the upper and lower boundary values of the band gap decrease with the increasing of the air holes' filling rate.

结果表明，对于较为常见的空气孔排列为六角密排结构、空气孔形状为圆形的实芯光子晶体光纤，只有当空气孔的填充率大于一定阈值时才出现较明显的XY模态声波的带隙，并且最低与次低带隙的上下边界均随空气孔的填充率的增大而下降。

According to the characteristic of composing air missile group to antagonize enemies air attack formation,this paper studies an evaluation model of shooting efficiency about homotype and different-type ground air missile groups using queuing theory and probability theory,and proves the feasibility and validity of this model.

针对现代防空作战中组建地空导弹群抗击敌空袭编队的特点，运用排队论原理和概率论理论对同型和异型的地空导弹群射击效能评估模型进行了研究，并通过实例验证了该模型的可行性和有效性。

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