123文件扩展名，123文件怎么打开？

.123

文件类型1：PCB123 Circuit Board Design

文件说明：

Printed circuit board (PCB) layout created with PCB123, a PCB design program; contains a circuit board design, which can include multiple components; supports 2, 4, and 6-layer circuit boards with soldermask and silkscreen options.

Completed PCB123 designs can be sent to Sunstone Circuits for manufacturing; assembly quotes are provided within the program.

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Mac OS

　

Windows

Sunstone Circuits PCB123　

Linux

其它内容

.123

文件类型2：Lotus 1-2-3 Spreadsheet

文件说明：

Spreadsheet created by Lotus 1-2-3, part of IBM Lotus SmartSuite; organizes data in rows and columns; functions can be applied to the data in various cells, which can automatically populate the data in other cells.

Lotus 1-2-3 was first developed by Lotus Development Corporation, which was bought by IBM in 1995; the 1-2-3 refers to the programs three main capabilities: 1) spreadsheet functions, 2) creating charts and graphs, and 3) basic database operations.

打开.123文件

Mac OS

　

Windows

IBM Lotus 1-2-3

Corel WordPerfect Office X5　

Linux

来源：. 123文件