span error

基本解释

It is also indicated that the common formula has good precision in midspan of suspension bridge, and large error in side span.
常用的悬索桥调缆公式对中跨有很高的精度，但应用于边跨时误差很大。
A CodeIssue consists of a severity level (Information, Warning, or Error), a Span object indicating where the error is located, and a description of the error.
CodeIssue中会包含严重等级（信息、警告还是错误）、表示错误发生位置的Span对象以及对错误的描述。
Just-in-time is both a philosophy and an integrated system for production management that evolved slowly through a trial-and-error process over a span of more than 15 years.
适时生产系统并非是根据蓝图策划而成，而是经历了长达15年的反复实验。