atramentous
1. atrament process
磷酸盐处理法 抗蚀磷化法
2. Snuff color to atramentous fine powder.
黄褐色到黑色的粉末。
3. snuff color to atramentous fine powder or bead.
黄褐色到黑色的粉末或珠状.
4. The effluvial smell have been jetting from the atramentous sullage ,
黑色的淤泥喷射恶臭的味道;