These are discussed in three aspects: the non-definite object matter of the contract, the abstract test of the object, the hugeness and the generalization of the object.
The other one consists of the knowledge that describes the web page content displaying patterns and the nondefinite patterns for the information objects in the web pages.
另一类则描述网页信息记录块，以及各网页信息对象的非确定模式知识。
3
The losartan renography is a relatively new non-invasive method for diagnosing RVH, with definite sensitivity and specificity.