题目内容

光无源器件可分为()的部件和()部件两大类。

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耦合器是对光信号实现(),()和分配的无源器件。

光分路耦合器在(),(),()中广泛使用。

ApersonperformedserviceinMarchanddidnotreceivecashfromthecustomeruntilJuly.Underaccrualaccountingthepersonrecognizesrevenue:

A. inMarch.
B. inJuly.
C. ineitherMarchorJuly.
D. atatimethatcannotbedeterminedfromthefacts.

WhichofthefollowingtransactionswouldberecordedunderaccrualaccountingbutNOTundercash-basisaccounting?

A. Collectingcashfromcustomers
Borrowingmoneyfromthebank
C. Purchasingofinventoryonaccount
D. Issuingstockforcash

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