[填空题] （）是双机热备结构交换机联锁控制系统。

孝道文化三位代表人物是（）。 ["庄子","老子","墨子","孟子"] 下列图例中表示运河的是：（） ["","","",""] 专享信贷是什么（）。 ["个人贷款产品","针对私人银行客户的一揽子个贷优惠政策","针对私人银行客户的信用贷款产品","只有私人银行顶级客户可以享受"] 提高工序能力的途径有哪些？ In the ISM code, “company” doesnt mean（） ["the ship owner","the manager or bareboat charterer","a person assuming the responsibility for ship operation","a business enterprise dealing with freight"] （）是双机热备结构交换机联锁控制系统。