tidal volume

Tests air change rate in rooms with windows opening using the tracer gas method.

分析了开窗对室内温度的影响,利用示踪气体法测试了冬季工况下开窗房间的通风换气次数。

Presents some hot research topics and their development, including pressure difference control, setting of surge chamber and spray chamber, air change rate and energy saving, numerical simulation of air distribution, and air filter and its leak detecting.

简述了实验动物房的布局原则,对三种空调系统形式进行了比较,介绍了压差控制、缓冲室和吹淋室的设置、换气次数及节能、气流组织的数值模拟、空气过滤器及其检漏等研究热点及其进展。

The influences of four different terminals on the indoor air change rate are also compared by taking a project for example.

介绍了办公楼内外区负荷的变化情况;从风量、末端风机尺寸、噪声及能耗等方面比较了串联式和并联式风机驱动型末端装置的性能,并以一工程实例比较了四种不同的末端选择方案对室内空气换气次数的影响;从节能的角度出发,对变风量系统常用的两种控制方式—定静压控制和变静压控制作了比较。

Critical filtration efficiency and the minimum air changes of comfort air conditioning systems

舒适性空调系统的临界净化效率与最小换气次数

On Exchange Order of Repeated Limits of Real-Valued Column;

关于一类实数列累次极限的交换次序

successive approximation type A-D

逐次逼近型模拟数字转换

The Reduction of Qrder for Seconderorder Linear Homogeneous Equation of Coustant Coefficients

二阶常系数线性齐次方程的降阶代换

The Design of 10-Bit SAR ADC;

10位逐次逼近型模数转换器的设计

Algebraiec Interpretation of Coeffients of Quadratics Undergoing Angular Transformation;

旋转变换中二次曲线系数的几何解释

The Identities Involving of 3 Lucas Numbers Product Sum;

关于3个Lucas数乘积和的高次恒等变换

Multilinear Commutators of Fractional Integrals

分数次积分的多线性换位子(英文)

Alexander transformation and integral representation of starlike function class of order α

α次星形函数族的Alexander变换和积分表示

Breathe in through the right nostril three times, and exhale through the mouth. Repeat with left nostril, exhale through the right.

以右鼻孔吸气三次，以嘴呼气。换左鼻孔重复，以右鼻孔呼气。

Design of Digital-to-Analog Converter in 10-Bit Successive Approximation Analog-to-Digital Converter;

10位逐次逼近式模数转换器中的数模转换器实现

His first idea was to get rid of the term next to the highest in degree by a substitution.

他的头一个想法是用置换法消去比最高次项次数小一次的项。

It is the first time that the heat pipe heat-exchangers are a pplied in the recovery of waste heat in closed-poultry housing in winter.

首次将热管换热器用于回收密闭式畜禽舍冬季换气中的余热。

A Numerical Analysis of Secondary Aerosol Inorganic Particles of PM2.5 in a Strong Fog

一次大雾天气下PM2.5二次无机粒子的数值模拟

Simulation of the Effects on Gasoline CAI Combustion and Gas Exchange Process Based on Dual Exhaust Valve Opening Strategy

排气门二次开启对汽油可控自燃和换气过程影响的模拟研究

Endpoint Estimates for Commutator of Fractional Integral on Space of Homogeneous Type

分数次积分变换的交换子在齐型空间上的端点估计

Inverted Abel transform based on cubic spline functions

基于三次样条函数算法的逆阿贝尔变换

The Boundedness of the Commutator of Generalized Fractional Integral Operator;

广义分数次积分算子交换子的有界性问题