单词	pin dot matrix
释义	pin dot matrix 针点矩阵
随便看	shielding device shielding distance shielding door for radioactive rays shielding earth shielding effecfiveness shieldingeffect shielding effect shield ing effect shielding effect agent shielding effectiveness shielding effectiveness calculation shielding efficiency Shielding Efficiency Theory shielding effictiveness shielding electrode Shielding electromagnelic intererence shielding, electromagnetic shielding, electrostatic shielding enclosure shielding equipment shielding fabric shielding facility shielding faction shielding factor shielding factor of aerial earth wire