Calls are taken between 7 a.m. and 8 p.m., CST.

中央标准时间上午7点至下午8点间的致电将有人应答。

Please feel free to contact CST with any questions on use.

使用过程中有任何问题请随时联系CST。

CST is one kind advanced controllable starting transfer system.

CST是一种先进的可控启动传输系统。

Conclusion: CST can be tested for intermediate and long distance.

结论：CST可以检查中远距离立体视功能。

The free app is available from 12 am to 12 pm CST on Friday only.

免费的应用程序是可从12时至中午十二时至下午科委对周五只。