axil hearing protection的意思

腋下聽力保護器

axonometric projection───軸側投影；三向圖

accident protection───事故防護

dimetric projection───正方投影

identity protection───身份保護

isometric projection───等角投影，正等側投影

sanitary protection───衛生防護

trimetric projection───三度投影

Mollweide projection───摩爾魏特投影

added protection───額外保護