Plus we need to remember that many of the hedge funds and CTAs have been short of many commodities.
此外，我们要记住许多对冲基金和商品交易顾问基金都曾做空很多商品。
Commodity trading advisers (CTAs), also known as managed futures funds, exist to exploit the phenomenon.
商品交易顾问，也叫做管理期货基金，就是靠利用这种现象生存的。
The large CTAs who are trading multiple systems usually trade net positions and some of them easily operate 50 or more systems at a time.
许多使用多重系统的商品交易顾问（CTA）通常只建立净头寸，其中有些人能同时轻松的使用50种以上的系统。
ObjectivesTo explore the significance of CT axial scanning (CTAS) and CT three dimensional (3D) reconstruction (CTDR) techniques in the clinical diagnosis of atlas axis region injury.
目的探讨寰枢椎CT平扫及三维重建技术在临床诊断中的作用。
ObjectivesTo explore the significance of CT axial scanning (CTAS) and CT three dimensional (3D) reconstruction (CTDR) techniques in the clinical diagnosis of atlas axis region injury.
目的探讨寰枢椎CT平扫及三维重建技术在临床诊断中的作用。
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