1. Four-row-house Siheyuan is formed by further longitudinal extension of Three-row-house Siheyuan - a row of backside houses are built behind a three-row-house Siheyuan. 是三进院落沿纵深的进一步发展，在三进院后面加一排后罩房。
2. Each row piece, chained or unchained, contains a row header and data for all or some of the row's columns. 每一个链接的或未链接的行片，包含一个行头和这一行所有的或一部分列的数据。
3. Each row piece, chained or unchained, contains a row header and data for all or some of the row's columns. 每一个链接的或未链接的行片，包含一个行头和这一行所有的或一部分列的数据。
4. Portrait screen with 3 rows of two nixie tubes: top row hours, middle row minutes, bottom row seconds. 人像屏幕， 3行的两个数码管：最上面一行小时，中间行分钟，底部连续秒。
5. Capacities of double row ball bearing is less than single row since few balls can be inserted per row. 双列球轴承的能力比单列不大 ， 因为几个球 ， 每行可以插入。
