气液色谱法中,样品在()中进行分离。
A. 溶液
B. 气体
C. 色谱柱
D. 塔板
边防,是主权国家为了保卫国家主权、领土完整和安全,防备外来侵略,在其()所采取的切军事措施。
A. 陆海边境地区
B. 陆上边境地区
C. 陆地
Although the parties are entitled to make their contract in any manner that they like,it is usual for them to adopt one of the standard forms and then()it as they think fit.
A. amend
B. repair
C. improve
D. clear
外商投资企业以外汇资本金结汇所得人民币支付土地出让金的,银行应审核企业提交的国有建设用地出让合同以及相应的非税缴款通知单等材料
A. 正确
B. 错误