1. China Mobile is using an unproved 3G mobile technology called TD-SCDMA. 中国移动目前使用的TD-SCDMA技术是一种未经考验的3G移动技术。
2. After all, there are other scientists who say there's nothing to worry about, that the contentious are unproved, that the environment will heal itself. 不管怎么说，也还有其他科学家声称并没有什么可担心的，争执问题并无定论，或者环境将自我修复。
3. The carrying amount of the mineral interests in unproved properties is reduced to the fair value when their fair value is lower than their carrying amount (Note 4(14)). 未探明矿区权益的公允价值低于账面价值时，账面价值减记至公允价值（附注四（14））。
