气管的

The experimental results show that the polytropic index of compression process of dual fuel engine decreases linearly while the ignition delay increases with the increase of the methanol mass fraction.

在一台TY1100直喷柴油机进气管上安装一套电控甲醇低压喷射装置，进行了柴油引燃甲醇双燃料发动机着火滞燃期的试验研究。

Chest roentgenographic were normal, shape, atelectasis, keratosis pheumonitis, swelling of hitum of lung etc.

支气管镜活检和刷检是目前诊断气管、支气管结核最可靠和最准确的方法，值得临床医师推广应用。

In 17 of these (43%), it was attributed toblockage of the subglottic suction port by suctioned trachealmucosa.

其中17例病人(43%)是由于声门下吸引口被吸出的气管粘膜堵塞所致。

Background/purpose Free costal cartilage graft for the treatment of subglottic and tracheal stenosis is widely used, but postoperative granulation formation i s a problem.

背景及目的：游离肋软骨移植治疗声门下及高位气管狭窄在临床上已被广泛使用，但是术后移植物的表面颗粒形成是一个问题。

Results: In 32 cases of thyroid neoplasm, there were 22 cases with uneven density, 19 cases with unclear border, 15 cases with irregular necrosis and 12 cases with cystisc degeneration. CT scan showed that the cases of invasion of trachea, esophagus, carotid sheath and swollen lymph nodes of neck and supraclavicle were 14, 6, 5 and 8 respectively.

结果：32例甲状腺肿瘤的主要CT表现为密度不均22例，边界不清19例，不规则坏死15例，囊性变12例，CT判断甲状腺肿瘤侵犯气管、食管、颈动脉鞘和颈部或锁骨上淋巴结肿大转移分别为：14例、6例、5例和8例。

Results By reoperation,1patient had got paralysis of bilateral vocal cord,and the tra-cheotomy was done;3patients had got transient tetraplegia.

结果 53例复发性结节性甲状腺肿再次手术后，1例患者出现双侧声带麻痹并行气管切开，3例患者出现过性的四肢麻木。

Results By reoperation,1patient had got paralysis of bilateral vocal cord,and the tra-cheotomy was done;3patients had got transient tetraplegia.

结果 53例复发性结节性甲状腺肿再次手术后，1例患者出现双侧声带麻痹并行气管切开，3例患者出现一过性的四肢麻木。

This applies to tracheal tubes and many other things in life!

这个适用于气管插管和生活中众多的事情。

Objective To review the recent research progress of base and clinical application of tracheal replacement.

目的 对气管假体的基础与临床应用研究进展进行综述。

Objective:To analyze the cause of misdiagnosis of primary tracheal neoplasms and to improve the diagnosis rate.

目的 ：分析原发性气管肿瘤的误诊原因，提高早期诊断率。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。