This is typically done on a periodic basis, and is where the meter and accounting model comes in.

这通常是定期实行的，同时也是要用到计量和统计模型的地方。

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Public corporations must comply with burdensome periodic reporting requirements and bear the corresponding increase in record keeping, legal and accounting expenses.

公众公司必须遵守任务繁重的定期报告的要求，还要保留记录、承担法律和会计方面相应增加的费用。

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The periodic system of inventory accounting requires that acquisition of merchandise be recorded by debits to a purchases account.

定期盘存制要求企业购入商品时，借记购货账户。

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Other pluses: quick switching, a single periodic statement and easier accounting at tax time.

FORBES: Mutual fund supermarkets