离合器在使用过程中常见的故障主要有打滑、()、发抖及不正常响声。
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数据中心安全解决方案设计要点之一就是首先要对数据中心按照业务功能迚行分区.安全就部署在区域的边界上。
A. 正确
B. 错误
11. public void addStrings(List list) { 12. list.add(”foo”); 13. list.add(”bar”); 14. } What must you change in this method to compile without warnings?()
A. add this code after line 11: list = (List) list;
B. change lines 12 and 13 to: list.add(”foo”); list.add(”bar”);
C. change the method signature on line 11 to: public void addStrings(List< extends String> list) {
D. change the method signature on line 11 to: public void addStrings(List< super String> list) {
E. No changes are necessary. This method compiles without warnings.
涂料一般有四种基本组分组成();()、溶剂和添加剂。