在开始使用前把氢氧化钾电介质压入蓄电池.The potassium hydroxide electrolyte is forced into the cells just before use.在电介质的其余部分,单位体积的静电荷仍为零.Within the remainder of the dielectric the net charge per unit volume remains zero.样品在辐照前后,电介质特性发生了变化...
Wheelchair, Fixed armrest and footrest, Painted frame , Nylon cushion.合金轮椅, 固定扶手、脚踏, 格仔布坐背垫.Fashimable and classic modeling, adjustable back and footrest.时尚经典造型, 靠背、小腿架电动升降....
She needs the right clothes, and a few attractive mannerisms.她需要合适的衣服, 一些吸引人的风度.exaggerated mannerisms夸张了的怪僻的言谈举止He had nervous mannerisms that intensely irritated me.他那些矫揉造作的神经质的姿势让我恼火透了.His mannerisms are more those of...