Students check the automatic drain valve of the front end of the valve is open.
检查自动排水阀前端之球阀是否打开。
Added automatic version check and update download option.
添加了自动版本检查和更新下载选项。
Make sure all tests are fully automatic and that they check their own results.
确保所有的测试都是完全自动进行的，并且他们可以自己检查其结果。
Make sure all tests are fully automatic and that they check their own results.
确保所有的测试都是完全自动进行的，并且他们可以自己检查其结果。
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