关于信用证46A空白背书具体该如何操作?FULL SET CLEAN ON BOARD OCEAN BILL OF LA

关于信用证46A
空白背书具体该如何操作?
FULL SET CLEAN ON BOARD OCEAN BILL OF LADING CONSIGNED TO THE
ORDER AND BLANK ENDORSED AND NOTIFY TO THE APPLICANT WITH FULL
NAME AND ADDRESS.MARKED FREIGHT COLLECT.

46A
ORIGINAL COMMERCIAL INVOICE +5 COPIES,DULY SIGNED AND STAMPED INDICATING CIF AMOUNT. 商业发票6份,签字盖章,显示CIF金额.
FULL SET OF CLEAN ON BOARD MARINE BILL OF LADING ISSUED
BY THE CARRIER OR ITS AGENTS,CONSIGNED TO ORDER AND
BLANK ENDORSED NOTIFYING APPLICANT WITH FULL NAME AND ADDRESS,
MARKED CLEAN/SHIPPED ON BOARD,FREIGHT PREPAID
船东或代理签发的全套海运提单,收货人:to oreder,空白背书,通知人: 开证申请人,注明清洁已装船,运费预付.
ORIGINAL INSURANCE POLICY/CERTIFICATE + 1 COPY FOR THE INVOICE
CIF AMOUNT PLUS 10 PER CENT,BLANK ENDORSED,COVERING ALL RISKS
AS PER INSTITUTE CARGO CLAUSES(A) TO BE ISSUED IN ENGLISH FROM
WAREHOUSE TO WAREHOUSE AND EVIDENCING THAT CLAIMS ARE PAYABLE
IN PORTUGAL,INDICATING THE AGENT’S NAME AND ADDRESS.
保单:发票金额110做保,一切险,赔付地葡萄牙,注明代理名称地址.
ORIGINAL ORIGIN CERTIFICATE PLUS ONE COPY ISSUED BY THE LOCAL
NATIONAL CHAMBER OF COMMERCE.
商会(贸促会)产地证,一正一付
CERTIFICATE OF ANALYSIS IN ONE ORIGINAL PLUS 2 COPIES.
分析证一正2付.
ORIGINAL PACKING LIST PLUS 1 COPY
装箱单一正一付
47A
L/C ALLOWS PORT OF DISCHARGE ANY EUROPEAN PORT WITH FINAL
DESTINATION/PLACE OF DELIVERY LISBON OR SINES-PORTUGAL.
lc允许卸货港欧洲任何港口,最后目的地/发货地黎巴内/...
ALL DOCS MUST BEAR L/C NR OF ISSUING BANK AS WELL AS L/S OF
ADVISING BANK.
所有单据显示信用证号,通知行序列号
THE AMOUNT OF EACH DRAFT MUST BE ENDORSED ON THE REVERSE OF
THE CREDIT BY THE NEGOTIATING BANK.
议付行,每票金额信用证上背书
DRAFTS MUST BE ESTABLISHED FOR 100 PERCENT OF INVOICE VALUE
汇票100%发票金额
DRAFTS MUST INDICATE THE NUMBER AND DATE OF THIS CREDIT.
汇票显示信用证号,日期.