C Johnson,B Beard,S Weyer 摘要: Iron has four naturally occurring stable isotopes: 54Fe (5.85%), 56Fe (91.75%), 57Fe (2.12%) and 58Fe (0.28%) and its isotopic composition has been of interest since the invention of isotope ratio......
金融危机并不罕见(Kindleberger,2006;Cassis,2011;Laevan and Valencia,2012)。它们在历史上曾在所有市场经济中发生,包括有央行和无央行的经济体、有各种短期债务的经济体、发达经济体和欠发达经济体,以及过去和现在。2007—2008年金融危机清楚地表明,金融危机并不仅仅是具有抽象的历史学意义的事件。在17世纪及之前,金...
Kind of BeardWidth of BladeConcave Med. (average) 5/8" 3/4 Heavy 6/8" 3/4 Very Heavy 6/8" 1/2 Light 5/8" Full Very Light 4/8" 3/4 Single Shoulders. Most blades had two shoulders. A single shoulder was generally shipped with an Oval Black Rubber Handle, but they could be ...
Ref- erence to status and trends of resources are also ... TD Beard,J † - International Governance of Fisheries Ecosystems: Learning from the Past, Finding Solutions for the Future 被引量: 1发表: 2008年 加载更多站内活动 0关于我们 百度学术集成海量学术资源,融合人工智能、深度学习、大数据...