知行 EDI 规范查询平台™
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X12 EDI Release 00307
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W1
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Segment
X12 EDI Release 00307
W1
Block Identification
To identify the block identification of a specific cut of cars relating to this interchange report
Elements
W101
42
Block Identification
AN
M
必须(Mandatory)
Min 1 / Max 12
Identifier for a block of cars
