A nonreversible lung disease that is a combination of emphysema and chronic bronchitis; usually patients have been heavy cigarette smokers. 一种不可逆转的肺病,是肺气肿和慢性支气管炎的结合。
Modular check construction featuring nonreversible checks with captured springs for simplified servicing. 模块化止回阀结构特点在于不可逆止回,配置简化维修的复位弹簧。
The electrode potential of sulfide minerals is not an equilibrium poten-tial of a reversible electrode, but a steady potential of a nonreversible elec-trode. 硫化矿物电极电位不是可逆电极的平衡电位,而是不可逆电极的稳定电位。
A large amount of researches have indicated that Cadmium can lead to the functional decrease of reproduction in male animals and human and induce the nonreversible change such as apoptosis and necrosis of germ cells. 大量研究表明,镉能够引起雄性动物和人生殖机能减退,诱导生殖细胞凋亡、坏死等不可逆变化。
When the domain wall motion is nonreversible, the χ″( H) is the largest value χ max when the H is 4.2 mT. 在不可逆畴壁移动过程中,当H为4.2mT时,χ〃(H)达到最大值χmax;
Based on thermodynamics laws, inner-variable theory and analysis of conventional tn-axial tests data and breakage characteristics of loess, this paper proposed that the loess would produce elastic, plastic and nonreversible damage deformation during loading. 从热力学定律和内变量理论出发,在对常规三轴试验数据和土样的破坏特性分析的基础上,认为土体在受力过程中将产生弹性变形、塑性变形和不可逆损伤变形。
The crack healing is a thermodynamic nonreversible process. 裂纹愈合是一个不可逆的热力学过程。
Conclusions: The blast and impulse of explosion injure severely labyrinthus and the change is nonreversible. 结论:爆炸冲击波和脉冲波对内耳损伤严重,呈不可逆改变;
These are formed under conditions far from equilibrium, through internal nonreversible nonlinear processes and the unstability of nonequilibrium steady state due to external disturbances and internal fluctuations. 这些耗散结构都是在远离平衡的条件下,通过内部不可逆的非线性过程,由于外界的扰动和内部的涨落造成定态的失稳而形成的。
Structure deformation of granular medium is the permanent plastic deformation and nonreversible. Aggregate deformation is the deformation of particles and is a reversible process. 研究表明,矿岩散体介质的结构变形是永久塑性变形,骨料变形是可逆的弹性过程。
This part introduced the conception of telecommunication and telecom service, concluded the characteristics of telecom service, such as natural-monopoly, meshwork, commonality and nonreversible trade. 这部分介绍了电信和电信服务的概念,归纳了电信服务行业自然垄断性、网络性、公共性、交易的不可逆性等基本特征。