题目内容

尖轨尖端与基本轨或可动心轨尖端与翼轨不靠贴大于()时,应及时修理或更换。

A. 1mm
B. 2mm
C. 0.5mm
D. 1.5mm

查看答案
更多问题

The answers each list a tunnel method and two consecutive IPv6 address quartets.Which answers identify a tunneling method that relies on an IPv4 address to be embedded into an IPv6 address, within the correct quartets listed?()

Automatic 6to4, quartets 2 and 3
B. Automatic 6to4, quartets 7 and 8
C. ISATAP, quartets 2 and 3
D. ISATAP, quartets 7 and 8

1.public classA{ 2.public String doit(intx,inty){ 3.return"a"; 4.} 5. 6.public String doit(int...vals){ 7.return"b"; 8.} 9.} And: 25.A a=new A(); 26.System.out.println(a.doit(4,5)); What is the result?()

A. Line 26 prints "a" to System.out.
B. Line 26 prints "b" to System.out.
C. An exception is thrown at line 26 at runtime.
D. Compilation of class A will fail due to an error in line 6.

关于镇静催眠药的说法中,正确的是()

A. 镇静药和催眠药之间并无明显界限
B. 镇静药主要引起病人睡眠
C. 镇静催眠药是中枢神经系统兴奋药
D. 同一药物只能表现为镇静药
E. 同一药物只能表现为催眠药

答案查题题库