【单选题】有如下代码,分割出$path_parts的不包含扩展名的文件名使用的语句是: $path = $_SERVER['PHP_SELF']; $path_parts = pathinfo($path);
A.
$path_parts['dirname']
B.
$path_parts['basename']
C.
$path_parts['extension']
D.
$path_parts['filename']
【单选题】Most Palestinians are ______a path of peace, which means they reject a path of violence. [ ]
【单选题】有关抗生素类药物的致畸作用,下列说法错误的是()。
A.
妊娠期间大剂量使用四环素类药物,可引起胎儿牙釉质发育不全
B.
妊娠期间长期使用链霉素卡那霉素,可使胎儿出现先天性耳聋。
C.
新生霉素能抑制葡萄糖醛酸酶活性,引起胎儿高胆红素血症
【单选题】电力变压器的变比是指变压器在( )运行时,一次电压与二次电压的比值。
【单选题】Given the following LSP configuration, which statement is true?()label-switched-path lsp-xyz { to 10.200.1.1; primary path1; secondary path2; secondary path3; no-cspf; } path path1 { 10.200.10.1 stric...
A.
The router will use path1 when it is available and stable.
B.
The router will use path3 when it is available and stable.
C.
The router will attempt to establish path2 only when path1 and path3 are down.
D.
The router will attempt to establish path1 only when path2 and path3 are down.
【简答题】电力变压器的电压比是指变压器在()运行时,一次电压与二次电压的()。