S/O是什么单词的缩写啊?

S/O 装货单
是Shipping Order 的简写!
在来些常用的：
Bill of Lading 提单
On Board (Shipped) B/L 已装船提单
Received for shipment B/L 备运(收妥待运)提单
Named B/L 记名提单
Bearer B/L 不记名提单
Order B/L 指示提单
Blank Endorsement 空白备书
Clean B/L 清洁提单
In apparent good order and condition 外表状况良好
Unclean ( Foul,Dirty) B/L 不清洁提单
Direct B/L 直航提单
Transshipment B/L 转船提单
Through B/L 联运提单
Multi-modal (Inter-modal,combined) transport B/L 多式联运提单Long Form B/L 全式提单
Short Form B/L 简式提单
Anti-dated B/L 倒签提单
Advanced B/L 预借提单
Stale B/L 过期提单
On Deck B/L 甲板货提单
Charter Party B/L 租约项下提单
House B/L 运输代理行提单
Seaworthiness 船舶适航
Charter Party ( C/P) 租船合同(租约)