变更日期 meaning in Chinese

update date

The intent to attack france was never at issue, but the date and the strategy kept changing .
于是袭击法国的计划始终未能实现，只是不断地变更日期和战略。
However , for other types of changes , such as the disposal of property , change of ownership due to the addition of an owner or the death of an owner , etc . , you should fill in the date of change in part 3
但在其他情况下，例如出售物业因增加一位业主或任何业主去世而令业权改变等，你都应在第3部分填写变更日期。