MD 测试方法 Test Method 横向 TD 纵向 MD 测试方法 Test Method 横向 TD 纵向 MD 测试方法 Test Method PE膜 PE Film 115 mic 43.8 42.5 ASTM D882 877.6 801.4 ASTM D882 144.7 143.8 ASTM D1004 TD: Transversal Direction MD: Machine Direction 120 mic 43.2 42.4 ASTM D882 878.5 802.2 ASTM D882 144....
intuitive and deliver amazing sound quality for the price point. i bought a pair to practice guitar without disturbing my wife when we're in the same room together and after she borrowed ... read more from their studio-standard md 421 ii drum mic to their trusty headphones and ultra-reli...