Browsers don't seem to currently support external or parameter entities in the internal subset, probably as a security measure.
浏览器目前似乎不支持内部子集中的外部实体或参数实体，这也许是一个安全措施。
2
Out of these competencies you derive the criteria that determine how you will measure business success in your marketplace (whether external or internal to your corporation).
从这些竞争力中，您得到了决定您将如何在市场中(无论是外部的还是内部的)衡量业务成功与否的标准。
3
The important measure of success is the internal quantum efficiency, which shows just how good an LED is at making light.