...radiation； the damaging of lens；the efficacy of defending measure [gap=424]关键词：高原；紫外线；晶状体损伤；防护效果 ...
基于6个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
目的：研制防晒霜乳膏，观察该乳膏对紫外线的防护效果。
Objective: To prepare and observe sunscreen effect against ultraviolet ray of the sunscreen Cream.
儿童的脸太小，不能与呼吸防护口罩正确密合，有效发挥防护效果。
Children's faces may be too small for the respirators to fit properly and provide protection.
如果菌落藏身于卵石般大小的东西内部，紫外线防护效果就会显著增加。
And if the colony were inside something as large as a pebble, UV protection would be sharply increased.
应用推荐