新式的牵伸控制系统使用大约30倍牵伸.Modern controlled drafting systems use drafts of the order of 30.方法: 胫骨远端骨骺牵伸延长术、胫骨下端截骨延长术.Methods: Distal tibia osteotomy lengthening and epiphysis distraction lengthening operation.在牵伸过程中,通过罗拉施加粘合剂.D...
Would you mind initialing this voucher?请在凭单上用首字母签名。a voucher for a free meal免费用餐券I still think it's a bit of a cheek sending a voucher rather than a refund.我还是认为,他们寄来优惠购物券,而不是退款,真是有些厚颜无耻。...
这个参照体可大可小, 可以是容他性的也可以是排他性的; 可以是正式的、或非正式的.The group can be large, small, inclusive , exclusive, formal or informal.排他性的交易和搭卖安排对分配过程中的竞争造成遏制作用.Exclusive dealing and trying arrangements hamper competition in the distributio...