不确切性 meaning in English

inexactness

The development and present of fault diagnosis of power transformer are surveyed in detail , and the matter is pointed out . the faults cannot be found in time and fault location cannot be confirmed . this paper proposes a concept of diagnosis of transformer based on electric quantities
本文首先阐述了变压器故障诊断的发展和现状，指出目前变压器故障诊断中存在的不足：一方面具有滞后性，即要到变压器故障已经发生时才能够判断出来；另一方面具有不确切性，即能实现对故障的定性分析但不能实现故障的定位。
Eco - environment geology system is complicated and its quality has some uncertainty to people ' s acquaintance . so based on the principles of fuzzy mathematics and using exact fuzzy comprehensive evaluation and grey correlative fuzzy evaluation , the quality of eco - environment geology in the upper reaches of minjiang river is assessed in this paper
由于生态环境地质系统的复杂性，且质量的好坏在人们的认识上具有一定的不确切性，因此，本文根据模糊数学的原理，采用确定型模糊综合评判方法、灰色关联模糊评价法对岷江上游生态环境地质质量进行了定量评价。