以下哪部作品不是舒伯特的作品() ["《魔王》","《魔笛》","《野玫瑰》"]
11. public static void test(String str) { 12. if(str == null str.lellgth() == 0) { 13. System.out.println(”String is empty”); 14. } else { 15. System.out.println(”String is not empty”); 16. } 17. } And the invocation: 31. test(llull); What is the result?() [" Au exception is thrown at runtime."," “String is empty” is printed to output."," Compilation fails because of au error in line 12."," “String is not empty” is printed to output."]
在建筑物和岩石接触面之间进行,以加强二者间的结合程度和基础的整体性,提高抗滑稳定的灌浆方法是() ["固结灌浆","帷幕灌浆","接触灌浆","篼压喷射灌浆"]
花岗石板材入库验收,可抽样检验,抽样数量占总批量块数()。 ["10%","15%","20%","25%"]
下列关于氧氟沙星的理化性质,叙述错误的是()。 ["本品为白色或微黄色结晶性粉末","具有有机氟化物的反应","左氧氟沙星抗菌活性是氧氟沙星的2倍","在稀酸及0.1mol/L氢氧化钠溶液中略溶","在光照下稳定"]
框架构造