positive collar 中文意思是什麼
positive collar
解釋
凸輥環-
A type of positive - carry collar that secures a return through the purchase of a cap and sale of a floor. also called " zero cost options " or " equity risk reversals.
一種通過運用在上限買入，在下限售出來確保取得收益的交易。也叫做"零成本期權"或"資產風險逆轉" 。 -
If the drive tube should require replacement, the bearings and drive ends are re - usable via an innovative positive lock collar system
若須更換管徑、軸承、傳動目的是再用經鎖定白領積極創新體系
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