介绍了美式八角锤锤体精锻成形新工艺及其预锻模结构设计要点.Title : New Process and Design of Pre - forming Die for Precision Forging U.S.锻造过程实现净形和近净形制造关键是优化预锻模的设计.The key step in flashless forging is to optimize th ed design of preform die shape....
The blustery winds of spring had dropped to a gentle breeze.呼啸的春风已经减弱，成了习习的微风。...trying to peg a double sheet on a washing line on a blustery day...大风天试图用衣夹把双人床单固定在晾衣绳上Hereafter, the international foreign exchange market...