单腔的

Department of Anesthesiology,Shanghai Pneumology Hospital,Shanghai 200433Abstract Objective:To observe airway pressure changes and meanings during transition from two-lung to one-lung ventilation in patients intubated with a double-lumen endotracheal tube.

临床麻醉学杂志001003 摘要目的：观察双腔支气管导管插管后，由双肺通气改为单肺通气时气道压力变化，并探讨其在判断DLT位置的意义。

However, for the system of a single atom inside a driven cavity, semiclassical theory is invalid.

但对于腔内单原子这种特殊介质而言，光与物质的相互作用被推到两个极限上来：其一是物质被减少到只有单个原子与光场相互作用；其二是单个光子便可以饱和原子。

Results:Single gast rointestinal leiomyosarcoma in all cases was found,and X-ray feature was as fol lowing:there was a filling defect of round or oval shape or a mass in intralumin al type (4 cases),there was a large,irregular ulcerative crater in the center of tumor.

结果：均为单发病例，X线片上腔内型4例，表现为圆形、半圆形充盈缺损或软组织肿块，肿瘤中心出现不规则的龛影。

Resujts:① The distribution of lesions are mostly symmetrical, extensive, predominant in the middle and lower lung fields, and posterior areas in peripheral;② There are so many HRCT findings of lung, ILD is predominant: intralobular interstitial thickening 46 cases (100%), ground-glass opacity 41 cases (89.13%), peribronchovascular or centrilobular interstitial thickening 40 cases (86.96%), interlobular septal thickening 38 cases (82.61%), irregular linear opacity 37 cases (80.43%), small nodular opacity 34 cases (73.91%), subpleural line 27 cases (58.70%), bmnchiectasis or bronchiolectasis 19 cases (41.30%), patch opacity 18 cases (39.13%), expiratory mosaic sign 15 cases (32.61%), interface sign 14 cases (30.43%), honeycombing 12 cases (26.09%), emphysema or bulla 3 cases, cystic airspace suspected 1 case, and atelectasis suspected 1 case;③ Mediastinum and pleura: multiple small lymphonodi in mediastinum 41 cases (89.13%), pleural thickening or rough 38 cases (82.61%), esophagoectasis 11 cases (23.91%), unilateral little pleural fluid 1 case, and mediastinal emphysema 1 case.

结果：①皮肌炎肺部病变分布呈对称、广泛、偏中下、偏外后的特点；②肺部HRCT表现多样，以肺间质性改变为主：小叶内间质增厚46例(100%)，磨玻璃影41例(89.13%)，支气管血管束增宽或小叶核心增大40例(86.96%)，小叶间隔增厚38例(82.61%)，不规则纤维索条影37例(80.43%)，结节影34例(73.91%)，胸膜下线27例(58.70%)，支气管或细支气管扩张19例(41.30%)，斑片影18例(39.13%)，呼气相马赛克征15例(32.61%)，界面征14例(30.43%)，蜂窝影12例(26.09%)，肺气肿或肺大泡3例，单纯囊状气腔1例，肺不张l例；③纵隔及胸膜：纵隔小淋巴结影41例(89.13%)，胸膜增厚或毛糙38例(82.61%)，食管扩张11例(23.91%)，单侧少量性胸腔积液1例，纵隔气肿1例。

Analysis of monolithic nonplanar ring oscillators by considering the stress-induced birefringence.

考虑晶体应力情况下的单块非平面环形腔分析。

Design of diode pumped unidirectional nonplanar single-frequency ring laser.

激光二极管抽运非平面单向行波环形腔单频固体激光器的设计。

A technique for multi-cavity blow molding based on single parison was proposed.

针对挤出 1个管坯吹塑 1个塑件传统工艺，提出了中小型中空塑件的单管坯多型腔成型方法。

A single-longitudinal mode fiber laser with fiber saturable absorber is designed. Tunable fiber Bragg grating as the wavelength selector is in the ring cavity with a 2 m-long unpumped erbium-doped fiber.

设计了一种基于光纤饱和吸收效应的环形单纵模光纤激光器结构，以可调谐光纤布拉格光栅作为波长选择器件，与2 m未抽运掺铒光纤一起位于环形腔反射臂上。

To realize single longitudinal-mode of the fiber laser, a ring configuration is devised. The single longitudinal-mode operation is realized by using a fiber Bragg grating as wavelength-selective element and a unpumped 2m-loog erbium-doped fiber which can produce stading-wave saturation effects in the cavity, Its tunable wavelength range is 42 nm, the output power is more than 3.5 dBm and the stability is less than ±0.005 dB.

为了实现光纤激光的单纵模，提出了一种环形腔结构，采用可调谐光纤Bragg光栅作为波长选择器件，与2m未抽运掺Er光纤产生驻波饱和效应，在1.55m波长处形成42nm激光输出，输出功率大于3.5dBm，功率稳定性优于士0.005dB。

Infliximab was shown to be effective in the treatment of strictures in 3 patients.

英夫利昔单抗在3名患者的肠腔狭窄治疗中有效果。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。