查询词典 diaphragm

His boldness lies in realizing that he could eliminate the spherical aberration by placing a thin, very weakly curved lens ("correction plate") of special smooth shape (convex near its middle, concave near its periphery, and flat in between) at the same location as the apertured diaphragm.

他的勇气，就在于实现，他可以消除球面像差放置一个薄，非常弱弯曲镜头的特别顺利形状（凸近其中，凹附近及其周边地区，并在单位之间的）在同位置作为光阑膈肌。

This method is more accurate than the conventional ventilatory volume approach and more comprehensive than EMG of diaphragm. It can be used to measure respiratory regulation function in normal and morbid state, and in the study of apneustic center chemical sensitivity and output variable under chemical and mechanical load.

该方法比通常使用的通气量法准确，比心膈肌电图法反映全面，可广泛应用于人在正常和疾病状况下呼吸调节功能的测量，也可用于化学性及机械性负荷条件下对呼吸中枢化学敏感性及输出变量变化的研究。

Ys-2HK series pressure transmitter has high precision,high stable,insulating sensitive accessory,which is connected integrated artcraft with insulating diaphragm technic.The product could keep good sensitivity , linearity and stability under the bad environment.

概述 YS2HK 系列压力变送器，选用进口的高精度、高稳定性、隔离式敏感组件，该组件把固态集成工艺与隔离膜片技术结合在一起，产品可在恶劣环境下工作保持优良的灵敏度、线性度和稳定性。

Lever Ball Float Steam Traps biggest advantage is not subject to pressure,temperature,cooling water flow fluctuations,continuous drainage,a water that row,the minimum cooling degree 0℃,能使best efficiency heating equipment;lever float steam trap valve seat total in the following level,forming awater seal,no steam leakage;itsPlug Valves minimum working pressure 0.01Mpa,the maximum back pressure rate of≤85%;interior with exhaust,lever float steam traps use the most advanced components as the automatic emptying of diaphragm valves,can automatically exclude non-condensing gas,very sensitive,high quality work and long service life.

杠杆浮球式蒸汽疏水阀的最大优点是不受压力、温度、冷凝水流量波动的影响，连续排水，有水即排，最小过冷度为0℃，能使加热设备达到最佳工作效率；杠杆浮球式蒸汽疏水阀的阀座总处于液位以下，形成水封，无蒸汽泄漏；它的最低工作压力0.01Mpa，最大背压率≤85%；内部带有排气装置，杠杆浮球式蒸汽疏水阀采用最先进的膜盒元件做为自动排空气阀，能自动排除不凝结气体，非常灵敏，工作质量高，使用寿命长。

Chassis seals model batholith to seal model to be different from general antirust processing, be a kind of tall adherent sex flexible spray of rubber tree fat is on chassis, because of its spray or diaphragm of substance of approximate balata form is formed after brushing besmear, make chassis and outside completely cut off, not easy and weather-shack, fall off, can prolong automobile body life.

底盘封塑底盘封塑不同于一般的防锈处理，是将一种高附着性的柔性橡胶树脂喷涂在底盘上，因其喷涂或刷涂后形成近似橡胶状物质保护膜，使底盘与外界隔绝，不易干裂、脱落，可延长车身寿命。

Schmidt's combining of diverse optical elements (a special mirror, a diaphragm at a particular location, and a "correction plate") into a simple catadioptric system, based on reasoning from first principles, was epoch making.

施密特的结合，不同的光学元件（特别是一面镜子，一膜片在某一地点，和&校正板&）到一个简单的折制度的基础上，推理，从第一的原则，是划时代的决策。

Two FBGs are attached radially and circumferentially to a metal diaphragm respectively, and when temperature and pressure change, the peak wavelength of the FBGs will shift.

分别將光纤Bragg光柵沿膜片的径向和环向粘贴在膜片上，当温度发生变化或者膜片受到压力作用时，都会引起光纤Bragg光柵峰值波长偏移。

About 25 cc of fluid can cause progressive flatterning of diaphragm and inversion; yet it does not produce blunting of the left costophrenic angle on the PA view.

大约25 cc流体可能导致进步flatterning膜片和反向；它不导致钝在PA视图的左costophrenic角度。

In cadavers of fetus(gestational age＞28 wks), infant and adult, the PEM fibers(which ran 2 to 4 cm cranially)were attached to the esophagus over its left and anterior aspect above the diaphragm.

膈食管膜分上、下两层，分别起于膈上、下筋膜，上层向上，下层分层为上、下两叶后向上、下止于食管外膜，部分纤维插入纵肌束或环肌束间。

Bjective: To observe the differences in capillary density of rat costal and crural diaphragm and compare with two hindlimb muscles.

目的：观察和比较大鼠肋膈肌和脚膈肌毛细血管密度特征和差异。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。