目的总结月骨缺血性坏死的临床特点及各期影像学检查的征象.Objective To summarize the clinical characteristics and imaging signs of ischemic lunar bone.方法分析38例已确诊的月骨缺血性坏死病例,比较各期 X 线片所见.Methods 38 cases obtained ischemic lunar bone necrosis were analyz...
A new technology applied to gold concentrates containing arsenic and sulphur fixing of roasting - cyanidation was studied.研究了高砷、高硫金精矿固化焙烧 — 氰化新工艺.I bored a hole so that the fixing bolt would pass through.我钻了个孔，好让固定插销穿过去。...
Success is not guaranteed. It is not handed to you. Success is earned.成功无法保证，并非唾手可得。成功必须靠自己去争取。Success is not final, failure is not fatal: it is the courage to continue that counts.--Winston Churchill成功不是终点，失败也并非末日，最重要的是...
All these arguments applied in spades to 19 th - century rail.所有的这些论证与19世纪的铁路系统非常吻合.She told him off in spades.她坦诚地指责了他.Winning both would satisfy the ambition in spades.两者兼得肯定是极大地满足了野心....