新文学第一个专门的诗歌刊物是由（）主办的《诗》月刊。
三相分离器的工作原理是什么？
Given the following directory structure： And the following command line invocation： javac –d classes source/Utils.java Assume the current directory is bigProject， what it the result？（） If the compile is successful， Utils.class is added to the source directory.。 The compiler returns an invalid flag error.。 If the compile is successful， Utils.class is added to the classes directory.。 If the compile is successful， Utils.class is added to the bigProject directory.。
Which two are characteristics of user-managed backup and recovery operations？（） Recovery is initiated using SQL*Plus.。 Database files are backed up using SQL commands.。 Database files are backed up with Recovery Manager.。 Database files are restored using Recovery Manager.。 Database files are backed up using operating system commands.。
动机
以下玩具中，适合1岁以内婴儿的有（）
