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单选题
594、Due to frequent changes in, or varying combinations of, some types of equipment such as avionics
594、Due to frequent changes in, or varying combinations of, some types of equipment such as avionics
and instrumentation, ones or more separate documents for these products may be required.
由于某些类型的设备如航空电子设备和仪器仪表的频繁变化或不同的组合,这些产品可能需要一个或多个
单独的文档。
A
One or more separate documents for some types of equipment such as avionics and instrumentation maybe required because they change frequently, or they have various combinations.
B
Some types of equipment such as avionics and instrumentation are changed regularly or combined indifferent forms requiring to have one or more separate documents.
C
Some types of equipment such as avionics and instrumentation are often revised or combined differentlyto require one or more separate documents.
答案解析
正确答案：A
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