吸气量

目的观察噻托溴胺对稳定期慢性阻塞性肺疾病（COPD）患者深吸气量的影响，探讨深吸气量（IC）对评价支气管扩张剂疗效评估的价值。

Objective To observe the influence of tiotropium on inspiratory capacity ( IC ) in patients with stable COPD and investigate the value of IC in evaluating therapeutic effect of bronchodilators .

结果：呼吸氦氧混合气后，肺活量较呼吸空气时增加了19.2%（P0.05），补呼气容积增加了87.3%（P0.05），深吸气量减低了7.39（P0.05）。

Result : After breathing helium-oxygen mixture , vital capacity increased 19.2 % compared with breathing air ( P0.05 ), and expiratory capacity increased 87.3 % ( P0.05 ), while inspiratory capacity decreased 7.39 % ( P0.05 ) .

方法测定37例缓解期COPD患者的VC及其组成补呼气容积（ERV）和深吸气量（IC），并对所得数据进行统计学处理。

Methods Vital capacity ( VC ) and its component expiratory capacity ( ERV ) and inspiratory capacity ( IC ) were detected in 37 stable patients with COPD and the data were analyzed statistically .

结果：呼吸训练组最大吸气量在呼吸训练后第1天与对照组有显著差异（P0.05），第2天至第6天有极显著差异（P0.01）；

Group B , control group . Results : Compared with group B the maximal inspiratory capacity in group A increased significantly ( P 0.05 ) on first day , and ( P0.05 ) during 2nd-6th day , especially in three days .

摘要：目的研究肺功能正常成年人体重指数（BMI）、去脂体重指数（FFMI）和脂肪体重指数（FMI）与深吸气量（IC）的关系。

ABSTRACT : Objective To study the relationship of inspiratory capacity ( IC ) with body mass index ( BMI ), fat free mass index ( FFMI ), and fat mass index ( FMI ) in adults with normal lung function .

目的探讨慢性阻塞性肺病（COPD）患者呼吸氦氧混合气（He-O2）后肺活量（VC）及其组成补呼气容积（ERV）和深吸气量（IC）的变化与健康人的差异。

Objective : To discuss the difference of vital capacity ( VC ), expiratory reserve volume ( ERV ) and inspiratory capacity ( IC ) in chronic obstructive pulmonary disease ( COPD ) patients and the normal subjects after breathing helium-oxygen mixtures ( heliox ) .

适当增加开缝面积和吸气量，有利于吸气的正效果。

And with adequate air removal , the effect becomes more distinct .

深吸气量测定在慢性阻塞性肺疾病患者中的临床意义

The clinical implication of inspiratory capacity in patients with chronic obstructive pulmonary disease

该设备具有如下特点：吸气量大、功耗低。

The device has the following characteristics : inspiratory capacity , low power consumption .

呼吸训练3天内最大吸气量增加尤为明显，两组有显著差异（P<0.05），肺膨胀不全的发生率亦明显减少。

Meanwhile , the insufficiency of the lung inflation decreased significantly ( P < 0.05 ) .

目前活塞式发动机环的漏气量一般为吸气量的0.2%～1%。

Presently air leak in piston engine normally amounts to 0.2 % - 1 % of air entry .

深吸气量与稳定期慢性阻塞性肺病患者运动耐力的相关性研究

A study in the relationship between the inspiratory capacity ( IC ) and exercise capacity in stable COPD

吸气量是自吸搅拌式浮选机的一个重要参数，吸气量的大小对浮选性能具有重要影响。

Inspiration capacity is a important parameter in self-absorption air and agitation flotation machine , which affects flotation performance .

在气门壁面流动的空气阻力变小，就好像把气门加大一样，而使得吸气量与排气量增加。

The reduction of the air friction in the valve is similar to expanding of the valve , which increases the air coming in and out .

结果：麻醉后肺活量，肺活量占预计值百分比、补呼气量、补吸气量、最大通气量及最大用力呼气流量容积曲线的呼气流量均有显著降低（P<0.05）。

The results showed significant differences in each of VC , % VC , ERV , IRV , MVV and expiratory flow indicated by MEFV curve ( P < 0.05 % ) after epidural block .

综合理论与计算实例，提出热效应吸气量是造成油罐凹瘪的主要原因，进而提出选择呼吸阀的新原则&气体流量原则。

It is pointed out that the major cause for tank collapse is the suction capacity induced by heat effect combined theory with calculation case , and put forward a new concept in selecting breather valve-air flowrate principle .

方法模拟人体的吸气量，以电池为电源，用微型收集器与环境空气离子测量仪同步测试实验环境。

Methods A mini-type collector powered by battery was used to emulate the inspiratory capacity of human body and the measurement of the air ion was carried out simultaneously with the minitype collector and an ambient air ion meter .

方法测定非吸烟健康志愿者呼吸氦氧混合气体前后肺活量及其组成补呼气容积和深吸气量并比较它们的变化。

Methods : Vital capacity ( VC ) and its component expiratory capacity ( ERV ) and inspiratory capacity ( IC ) were detected in non-smoking healthy volunteers before and after breathing helium-oxygen mixture and the changes were compared .

随吸气量增加，吸力面角区低能流体积聚明显减小，气流折转能力加强，叶栅负荷增加，总压损失降低最高达28.2%；

As suction flow rate increases , the accumulation of low energy fluid in the suction corner is alleviated , and the flow turning as well as the cascade load increases , therefore , total loss is reduced by 28.2 % at most .

中国无烟煤分布区的特点是聚煤期后的地质时代构造活动强烈，使煤层原始结构遭受严重破坏，因此含气量虽高，但渗透率低、可解吸气量低。

The characteristic of anthracite area in China is that the strong tectonic movement after geologic period destroyed seriously the coal bed primary structure , so the permeability and gas adsorbance solvability are low , in spite of the gas content is high .

实验研究了锆铝吸气剂泵的多次再生的性能，结果表明，每经一次再生，抽速递减5%，吸气量递减17%。

The repeated reactivation properties of Zr-Al getter pump are experimentally studied . The fallowing results are pointed out : after each times reactivating , the decreasing of sorption rate is in turn 5 % , the decreasing of gettering quantity is in turn 17 % .

详细分析了活塞式压缩机顶开吸气阀排气量调节技术，并对新近研究工作做了介绍。

Air regulating for reciprocating compressor with pressing off inlet valve was analysed particularly and the late research on such a system was introduced .

活塞式压缩机顶开吸气阀调节排气量的分析

Analysis on Air - regulation for Reciprocating Compressor with Pressing - off Inlet Valve

本文以部分行程顶开吸气阀进行排气量调节为理论基础，研制开发了一种新型气量无级调节系统，其核心部件为可调回流气阀。

Taking the method of pressing-off inlet valve in partial stroke as the theory foundation , a new stepless capacity control system is developed .

部分行程顶开吸气阀进行排气量调节是活塞式压缩机气量调节方法中的一种，具有经济、可靠和安装方便等特点。

Pressing-off inlet valve in partial stroke is one of the methods of air-regulating for reciprocating compressor , and it has economic , safe and well-fixing character .

最大吸气流量和用力深吸气量的测定与临床应用

Measurement of Maximal Inspiratory Flow and Forced Inspiratory Capacity and Its Clinical Application

和目前性能较好的三弯叶自吸气叶轮相比，其吸气量与比传质系数也分别高出50%～75%与6%～81%。

Comparing with the current high efficiency self suction impellers , the enhanced impeller has an air suction rate 50 % ~ 75 % more and a specific mass transfer coefficient 6 % ~ 81 % more still .

通过理论分析和计算，给出了呼吸阀最大通气量的计算公式，并认为呼吸阀口径的选取应以吸气阀侧的最大吸气量为依据。

The equations on the maximum breathing capacity for breather valve are given by theoretical analyses and calculations , and it is considered that the diameter of breather valve to be selected should be on the basis of the maximum suction capacity of induction valve .

通过测量叶片振动值的大小自动调节吸气阀门的开度来控制吸气量。

By measuring the blade vibration regulate the valve opening automatically in order to control air capacity .

ATS-2跨音风扇转子计算实例表明，吸气后分离区明显减小；在很小的吸气量和开缝面积情况下，已经能够对风扇的效率和压比产生明显的正效果。

Calculations of a transonic fan rotor , ATS-2 , show that the separated-flow area has been observably reduced , and that positive impacts have been observed even with small bleeding mass flow on the rotor .