Adequate documents must be submitted to show the chinese reading and listening ability . otherwise , the students must take adequate chinese courses with passing scores after admission 中文听读能力须提供适当的中文能力证明。如不能提出证明者，将来核准入学后必须修习中文课程且成绩及格。
Warranted period counts from the date of purchase . for the customer who can not bring up the date of purchase , the warranted period will be count 2 months after the production date 保固期起算日由客户购买日期起开始计算，若无法提供购买日期之证明者，将依出厂时间往后追加2个月作为保固起始日。
A new type signature of knowledge - - a signature of knowledge of the discrete logarithm of a blinded representation , which provides the verifier trusts the prover has the knowledge of the discrete logarithm when the knowledge is unknown , is proposed . the new signature of knowledge is necessary for the solution of the problem of member deletion in group signature ; 2 提出了一种新类型的知识签名? ?盲化表述的离散对数根的知识签名，使得验证者对含有知识(离散对数根)的表述未知的情况下，有理由相信证明者具有离散对数根的知识，给出了一种更间接的证明知识的方法。
