查询词典 cavity source

There are two pleurae in the chest cavity and their job is to protect and cushion the lung by secreting fluid that allows the lung to move smoothly within the chest cavity when breathing.

胸腔两层胸膜，它们通过分泌液体保护和缓冲肺脏使得肺可以随呼吸在胸腔里平稳的运动。

Robotized magnetic abrasive finishing for mould cavity surface;2. Discussing the method of generating mould cavity machining tool path and the layout of the tool path, illuminating the problems of tool choice at present.

本文讨论了模具型腔数控环切加工轨迹生成和规划方法，对目前刀具选择的问题进行说明，提出了刀具选择的方法，达到了加工刀具优化选择的目的，从而提高了数控加工效率。

the vaseline gauz, merocel, rhino rapid haemostatic material and the absorbable stanching satin were respectively packed into the nasal cavity of 407 cases after functional endoscopic sinus surgery . 48 hours later, the packed materials were pulled out .the symptoms such as headache, bleeding from nasal cavity and edema of nasal mucous membrane were observed and compared.

对407例鼻内镜术后的患者，分别采用凡士林纱条，膨胀海绵，瑞纳快速止血材料及可吸收性止血绫填塞鼻腔，48h后抽出填塞物，观察患者填塞及抽出填塞物鼻腔胀痛，头痛，出血程度及粘膜水肿情况进行比较。

Methods Four transducers were set in head, oral cavity, larynx and chest cavity, respectively, recording the characteristics of spectral energy and distribution among 63 singers when pronouncing/a/ with low, medium, high tonalities respectively.

结论歌唱发声时的共振系统并非一个统一的共振频率，而是根据发声腔体的形状、共鸣位置及组织结构的不同而各异：各声部的特征丰兽与声带的自然结构、其振系缔的善异及喉内各肌。

Mouth cavity health inspection:Carry on a mouth cavity health inspection every half year, adopt a super voice Jie tooth the machine carry on 2-3 whole Jie tooths annually and make the tooth noodles, tooth neck usually been placed in clean appearance.

口腔健康检查：每半年进行一次口腔健康检查，采用超声洁牙机每年进行2－3次全口洁牙，使牙面、牙颈部经常处于洁净状态。

It carries decorative boards by its side, contains electronic ballast and lead line in the top cavity and fixes light tube in the bottom cavity.

整个设计小巧精致，使整体吊顶显得更加整洁。

A harmonic of Nd:YAG laser(532 nm) pumped barium nitrate crystal in external resonator and excited stimulated Raman laser.Experimental setup adopted the Raman shifter consisted of external cavity and two prisms spectrometer.The external cavity was composed of diachronic mirrors with optimal reflectivity for Stokes components.

采用单端泵浦的外置拉曼振荡腔与双棱镜分光装置进行了硝酸钡晶体拉曼激光实验，泵浦源为倍频Nd： YAG的532 nm激光，硝酸钡晶体通过水溶液降温法生长，尺寸为10 mm×10 mm×48 mm，采用特殊镀膜的腔镜对各阶斯托克斯光进行优化选择。

A harmonic of Nd:YAG laser (532nm) pumped barium nitrate crystal in external resonator and excited stimulated Raman laser. Experimental setup adopted the Raman shifter consisted of external cavity and two prisms spectrometer. The external cavity was composed of diachronic mirrors with optimal reflectivity for Stokes components. Barium nitrate crystal was grown by the aqua-solution cooling method with the size of 48mm×10mm×10mm.

采用单端泵浦的外置拉曼振荡腔与双棱镜分光装置进行了硝酸钡晶体拉曼激光实验，泵浦源为倍频Nd：YAG的532nm激光，硝酸钡晶体通过水溶液降温法生长，尺寸为10mm×10mm×48mm，采用特殊镀膜的腔镜对各阶斯托克斯光进行优化选择。

It basically consists of a ring cavity around which there are two laser beams traveling in the opposite direction, one clockwise and the other counterclockwise, and the beat note of the two counter propagating beams is proportional to the rotation rate of the ring cavity relative to an inertial frame.

其原理是在环形谐振腔内运行着顺逆两束激光，这两束光的频差与外界的角速度成正比。

Can be based on a variety of semi-automatic, Automatic bottle-blowing machine preparation of single-mode or multi-cavity mold cavity.

可根据各种半自动、全自动吹瓶机配制单模腔或多模腔模具。

Smoking cigarettes adds to the Computer Desk Computer manufacturer computer mouse Computer Computerized collar knitter machine Conduit Bodies construction board Container Bag Control Arm Cooking Thermometer general levels of air pollution as well as damaging our health.

吸烟不仅对健康有害，而且增加空气污染程度。香烟雾含有多种有害物质：不仅有致癌化学物质、有某种能阻止氧气进入血液的气体，还有引起血压增高、心速加快的被称为尼古丁的物质。

He is one of my favorite actors.

他是我最喜欢的男演员之一。