北京师范大学研究生国家助学贷款保证书.doc

北京师范大学研究生国家助学贷款保证书 （由借款人填写） 借 款 人 信 息借款人姓名入学时间年 月培养方式非定向 自筹硕/博身份证号婚否报考院系所专业联系电话手 机（由担保人填写） 担 保 人 信 息担保人姓名与借款人 的关系身份证号年 龄担保人工作单位单位电话家庭详细地址家庭电话（以下由担保人具体填写） 本人承诺，在借款人贷款过程中提供如下担保： 1、同意作为 同学申请国家助学贷款的担保人； 2、保证以上所提供的信息真实、有效； 3、愿意协助银行进行还款的督促和欠款的催缴工作。 担保人签名： 年 月 日 （本表仅供申请办理国家助学贷款使用） 注：担保人资格为借款人父母、配偶或关系密切的亲属。 本文档结束。 本文档来源于豆丁，如果喜欢请下载哦！ By decreasing the ph of ablation medium through acidification method before ablation treatment, WO3 platelets with crystallite size down to 10nm, which is much smaller than the value of surface space charge layer of WO3 grain referred in gas sensing applications, were obtained after subsequent calcinations of the corresponding precipitations. 说 明 书 纯净钨酸胶体溶液及大小、形貌可控三氧化钨纳米材料的制备方法 By decreasing the ph of ablation medium through acidification method before ablation treatment, WO3 platelets with crystallite size down to 10nm, which is much smaller than the value of surface space charge layer of WO3 grain referred in gas sensing applications, were obtained after subsequent calcinations of the corresponding precipitations. By decreasing the ph of ablation medium through acidification method before ablation treatment, WO3 platelets with crystallite size down to 10nm, which is much smaller than the value of surface space charge layer of WO3 grain referred in gas sensing applications, were obtained after subsequent calcinations of the corresponding precipitations. By decreasing the ph of ablation medium through acidification method before ablation treatment, WO3 platelets with crystallite size down to 10nm, which is much smaller than the value of surface space charge layer of WO3 grain referred in gas sensing applications, were obtained after subsequent calcinations of the corresponding precipitations. By decreasing the ph of ablation medium through acidification