若SV为30%,MLSS为3000mg/L,请计算SVI值,并判断是否出现污泥膨胀现象。
public class Foo { public int a; public Foo() { a = 3; } public void addFive() { a += 5; } } and: public class Bar extends Foo { public int a; public Bar() { a = 8; } public void addFive() { this.a +=5; } } invoked with: Foo foo = new Bar(); foo.addFive(); System.out.println(”Value: “+ foo.a); What is the result?() [" Value: 3"," Value: 8"," Value: 13"," Compilation fails."," The code runs with no output."," An exception is thrown at runtime."]
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评价车用汽油安定性的指标有哪些?
头手倒立时,两手与前额的着地点成一个等边三角形。
《普洛登报告书》