These fibers are, in fact, mainly cholinergic.实际上这些纤维主要是胆碱能神经纤维.Agglomerates of delusterant particles located near the surface of sythetic fibers cause asperities.消光剂颗粒集结在合成纤维表面附近,导致表面粗糙.Blending technology of Australian...
A mallard suddenly took wing, rising steeply into the air with an angry squawk.一只绿头鸭突然飞起，愤怒地尖鸣一声直冲天空。Have you worked with Dr. Mallard long, Gerald?你跟着马拉德医生很久了吗, 杰拉德?Should I start taking photos, Doctor Mallard?我该开始拍照了吗, ...