Refractories are provided in a variety of physical forms, such as shapes AAD monoliths. Shapes are usually bricks.
耐火材料可以制成各种物理形态,如各种型料和整体料。型料通常为砖形。
Because of skin cancer risk from ultraviolet (UV) radiation, AAD does not recommend unprotected exposure to radiation from the sun or from indoor tanning devices.
考虑到紫外线导致皮肤癌的危险,美国皮肤科医学会并不推荐暴露于阳光辐射或使用室内晒黑装置。
It is pointed out that nurses should pay enough attention to the occurrence of AAD during application of antibiotics.
指出在使用抗生素的过程中,护士应密切关注AAD的发生。
Results Prevalence ratio of AAD was 8.8% (31/352), and the risk of AAD was related to the kinds of using mix antibiotics and period of treatment and age.