ultraviolet barrier plastic film
hydrophobic barrier film
film punched seeding and film mulching
193 rim deep ultraviolet laser
193nm deep ultraviolet laser
266nm ultraviolet laser
anti ultraviolet finishing
anti ultraviolet radiation
anti-ultraviolet
抗紫外性
防紫外性
紫外屏蔽
抗紫外线
抗紫外
抗紫外线性能
防紫外线
防晒
抗紫外线性
抗老化
backscatter ultraviolet radiometer
Backscattered ultraviolet radiance
biologically active ultraviolet radiation
Biologically Effective Ultraviolet Radiation
circulating air ultraviolet rays’