输水建筑物。用以宣泄多余水量、排放泥沙和冰凌或为人防、检修而放 空水库等,以保证坝和其他建筑物的安全。
活性污泥
You are an experienced network administrator in an international corporation. One of your clients asks you to configure a network for a financial trading center which requires multiple high-value transactions. And the transactions are very important to the client. In such a situation, which two of the following are basic and most important requirements concerning the configuration? ()(Choose two.) no single point of failure。 determine which protocol to use。 trading database server location。 deterministic response to all failure。
司法体制改革有(),中国司法制度面临的一些问题亟需通过机制来解决。 持续性。 时代性。 紧迫性。 渐进性。
基坑积水的排除属于()。 初期排水。 经常性排水。 人工降低地下水位。
m序列本身是适宜的伪随机序列产生器,但只有在()下,破译者才不能破解这个伪随机序列。