For instance, there is no limitation on field lengths, which alleviates a cause of considerable implementation difficulty in EDI and mechanical adaptations thereof.
例如，字段长度上没有限制，这就缓解了EDI中许多实现困难的起因，以及其中的机制适应问题。
2
This is not some marvelous invention - it is a simple, imposed limitation on the input field.
这算不上重大发明，只是对输入方面施加了限制。
3
Its subgroups are not used anywhere else, and they do not exist for convenience and organizational purposes, but because of the Notes field size limitation.