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1)  visual impairment
视力损伤
1.
Objective This survey was to determine the prevalence and main causes of blindness and visual impairment in population ≥50 years in Kunming city,Yunnan province.
目的了解昆明市50岁及以上人群盲和视力损伤的患病率和主要原因。
2)  Visually impaired persons
视力损伤者
3)  strength loss
强力损伤
1.
Two processes for crease-resistant & easy-care finishing of top grade shirting fabrics have been developed and DP rating of the treated fabric is above 4 with formaldehyde content less than 50mg/kg and strength loss below 40%.
实验开发了两套对于高级衬衣面料抗皱免烫整理工艺,整理过后的织物DP可达到4级以上,布面甲醛含量在50mg/kg以下,强力损伤可以控制在40%以下。
4)  damage mechanics
损伤力学
1.
Study on characteristics of damage mechanics of ferrite ductile iron;
铁素体球墨铸铁损伤力学特性的研究
2.
Fracture mechanics and damage mechanics application of concrete;
断裂力学和损伤力学在混凝土中的应用
3.
Method of damage mechanics to determine the p-S-N curve of material;
确定材料概率疲劳曲线的损伤力学方法
5)  dynamic damage
动力损伤
1.
The relationship between dynamic damage and life activity of Bacillus subtilis was studied.
研究了枯草芽孢杆菌细胞的动力损伤与菌体失活的关系。
2.
A dynamic damage constitutive model was developed accounting for the effect of the initial elastic modulus of the concrete for dynamic analyses of concrete structures.
该文研究考虑初始弹模变化的混凝土动力损伤本构模型的建立方法。
3.
Based on the static damage constitutive model,two hypothesises have been proposed by the authors and a dynamic damage constitutive model of concrete under uniaxial tension or compression has been deduced.
本文根据现有的混凝土静力损伤本构模型,结合混凝土在快速变形下的性能试验成果,提出一定的假定,推得混凝土的动力损伤本构方程。
6)  abrasion resistance and cavitation erosion resistance
损伤抗力
补充资料:巴达尔氏视力计

[英文]:Badal optometer
[解释]:一种简单的视力计。其集合透镜的或透镜系统的焦点与眼的各种特殊的参考点,如前焦点、瞳孔入处或结点相重合。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条