无法利用的 meaning in English

unserviceable

We will argue for fuller use of more of the levels available to managers, notably those not yet "culturally available" to many .
我们将说明，应当更充分地使用经理们可以利用的另外一些手段，特别是那些“文化上可利用”而许多人还无法利用的手段。
Briefly , we introduce the research areas and methods of data mining . there are enormous data accumulated accompanying with the application of cims . interested patterns are more imperative in the field of database
3 .整体讨论了数据挖掘技术的研究领域和方法，针对当前cims系统中，数据充足但是无法利用的问题，将olap和数据挖掘技术引入cims系统中，发掘系统中潜在的有价值模式，为用户创造更大的利润。
They attracted less suspicion in enemy territory than men , and although they usually lacked the necessary background for reporting technical data , they were often able to extract otherwise - unavailable knowledge of german military intentions from enemy officers
他们比男性较少引起敌人怀疑，尽管如此，他们往往缺乏必要的报告技术数据的经历，除此之外他们可能从敌人办公室提取到是些无法利用的德国军事意图的数据。