The allowed number representations are two ' s - complement , one ' s - complement , and signed - magnitude . note that all of these number systems agree on the representation of positive numbers.
允许的数字表示法是二补数，一补数，和符号量值。注意所有这些数字系统同意正数数字的表示。
Sealing material volumes complement signed and sealed after, there will be no more changes.
卷材料补充完善后签字盖章，将不会再有变动。
Some converters use unsigned-binary-data types; other converters use two's-complement signed data.
一些转换器用无符号二进制数类型，其他转换器使用有符号二进制补码数据。
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