trace selective的意思|示意

Add selective tracing (controllable from the command line!) so you can just trace the portions of the stylesheet you're interested in.

添加选择性跟踪(可从命令行控制的！)

Putting it all together, here's a complete selective trace stylesheet.

将上述内容合在一起，这里就是一个完整的可供选择的跟踪样式表。

Trace iodide in the iodated salt was directly measured with an improved ion-selective electrode technique.

采用改进的离子选择性电极技术直接测定了碘盐中的微量碘。

Aim: To establish a method of detecting the trace fluorin in vegetable with the open type ashing-acid dissolving-fluoride selective electrode.

目的：建立开放式灰化·酸溶·氟电极测定蔬菜中微量氟的方法。