1,编写程序,判断给定的某个年份是否是闰年。 闰年的判断规则如下: (1)若某个年份能被4整除但不能被100整除,则是闰年。 (2)若某个年份能被400整除,则也是闰年。 import java.util.Scanner; class Bissextile{ public static void main(String[] arge){ System.out.print("请输入年份"); int year; //定义输入的年份名字为“year” Scanner scanner = new S
Kyung K. Choi,Nam H. Kim, Structural Sensitivity Analysis and Optimization 1 Linear Systems, 2005 Springer Science+Business Media, Inc. Contents 1: Linear Systems Preface ..............................................................................
ZDB、HDB轴、混流潜水电泵pdf,ZDB、HDB轴、混流潜水电泵GREEN SAFE DEVELOPMENT/ ZDB/ HDB
型号说明 Type descr iption
a. 500ZDB-70G TW
安装型式代号,TW为弯管井筒式
Installation type code; TW is bend pipe of pit shaft type
结构型式代号,,G为贯流式
Structure type code, Gis through-flow form
降速
泵的比转数代号,比