package com.hanqi.test public class Car private String carNo private int speed private double support public Car carNo XX speed support public Car String c,int sp,double su carNo c speed sp support su ...
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package com.hanqi.test; public class jidongche { private String chepaihao;//车牌号 private int speed;//速度 private double weight;//载重量 //无参构造方法 ...
//Vehicle类 package d922A; public class Vehicle { private int wheels; private double weight; Vehicle() { weight=1;wheels=4; } Vehicle(int lun, double ...
#29.编写一个Java应用程序,设计一个汽车类Vehicle,包含的属性有车轮个数 wheels和车重weight。小车类Car是Vehicle的子类,其中包含的属性有载人数 loader。卡车类Truck是Car类的子类,其中包含的属性有载重量payload。每个 类都有构造方法和输出 ...
package com.hanqi.test; public class People { private String name,sex; private int age; private double height; public People(String n,String s,int ...