To solve the above-mentioned problem, we must work harder than ever before.
为了解决上述问题，我们必须比以前工作更努力。
To above-mentioned problem, author designed and realized a general telephone exchange office signaling transceiver.
针对上述问题，作者设计并实现了一种通用型电话网局间信令收发器。
If you can speak impromptu Dachu the above-mentioned problem, do not have to read down, because you have mastered the secret of memory.
如果你能随口答出上述问题，不必往下看了，因为你已经掌握了记忆的秘诀。
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