Invitation to connect on LinkedIn

[Yong Su]

LinkedIn Yong Su requested to add you as a connection on LinkedIn: Denny, I'd like to add you to my professional network on LinkedIn. - Yong   Accept View invitation from Yong Su   DID YOU KNOW that LinkedIn can find the answers to your most difficult questions? Post those vexing questions on LinkedIn Answers to tap into the knowledge of the world's foremost business experts.   © 2009, LinkedIn Corporation

[iincity]

{application, ch_app,
[{description, "Channel allocator"},
{vsn, "1"},
{modules, [ch_app, ch_sup, ch3]},
{registered, [ch3]},
{applications, [kernel, stdlib, sasl]},
{mod, {ch_app,[]}}
]}.
请教一下应用资源文件中 moudules参数的详细用途。对其中列出来的模块的有哪
些要求，以及列在其中有哪些用途，为什么要列在这里？