查询词典 respiratory passage

Objective To contrast the effectiveness with sputum aspirator being used carbasus or common practice of sputum aspirator in pedo-hypospadia operation,we can search a safe,simple and practical procedure to the respiratory passage of the pedo-operations in anaesthesia.

目的 比较纱布吸痰法和常规吸痰管吸痰法在小儿尿道下裂手术的应用效果，寻找一种小儿手术麻醉术中简单、实用、安全的呼吸道管理方法。

During the course of AR,abnormalism inflammation in nasal cavity taken place repeateadly、nose-bronchus reflection、mouth breathing owing to nasal obstruction added the direct stimulus to respiratory passage because of various kinds of allergen etc all have important effect on the occurrence of BA.

变应性鼻炎发病过程中鼻腔反复发生变态性炎症、鼻-支气管反射、鼻塞致经口呼吸从而增加各种过敏原对呼吸道的直接刺激等对支气管哮喘的发生起了重要作用。

Four field strains of infectious bronchitis viruswere isolated from chicken kidney, trachea and lung of the young layer flocks in some regions of Shaanxi province. Biological characterizations of the virus were investigated by virus pathogenicity to chicken embryo and healthy chickens, hemagglutination test, hemagglutination inhibition test, dwarfing embryonated chicken eggs, electron microscopy and reverse transcription polymerase chain reaction. It demonstrated that allantoic fluid of each passage virus could hemagglutinate chicken red blood cells by treatment with 1% trypsin. The standard positive serum to IBV could inhibited the hemagglutination. The isolates could make respiratory and kidney diseases in chickens.

采集陕西省宝鸡市、扶风县、兴平市和榆林市等地鸡场疑似传染性支气管炎发病鸡病料，通过9～11 日龄非免疫鸡胚进行了病毒的实验室分离和传代，并对分离毒株进行了病毒的血凝性、血凝抑制性、致病性、鸡胚矮小化、电镜特征等生物学特性鉴定，结果表明，4 株分离株经1%胰酶处理后的各代病毒尿囊液均可凝集鸡红细胞，标准阳性血清可特异性的抑制其凝集性，回归试验可复制出与自然发病相同的病例，病毒传代物有明显的致鸡胚矮小化作用，透射电镜下可见有近似球形、直径100 nm左右的冠状病毒粒子，将分离鉴定的4 株IBV 定名为BJ-04、FF-04、XP-03 和YL-04。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。