Early detection and timely treatment may prevent the permanent visual damage.

早期发现和及时干预，可防止发生永久性视力损害。

youdao

To evaluate the relationship between range, type, complication of retinal vein occlusion, RVO and visual damage.

目的：探讨视网膜静脉阻塞范围、分型、并发症与视力损害的关系。

youdao

Compressed gas suppliers are required to inspect cylinders for visual damage each time the cylinders are filled.

每次钢瓶灌装时，要求压缩气体供应商检查钢瓶是否有可见的损伤。

youdao

Spokeswoman Charlie Sanderson said people were concerned about "visual, environmental and economic damage" to the Unesco World Heritage Site.

BBC: Navitus Bay protest in Swanage

"An initial visual assessment this morning indicated that no telescopes appear to have received major damage, but the impact of the fire on the instruments will not be known until a technical inspection of the telescopes can be done when the site is safe, " it said.

BBC: News - Australia bushfire destroys homes and damages observatory