1. Hydraulic guillotine press paper with high pressure hydraulic drive, and invariableness, hydraulic components, application in two places. 液压切纸机压纸时采用液压驱动，压力大而恒定，对液压元件要求较高，应用逐渐在增多。
2. With the independent shower, multifunctional massage shower head and invariableness water temperature round the clock, you can bath as you want in the bathroom. 浴室拥有独立淋浴间，多功能按摩淋浴花洒，全天候恒定水温，让您随心所浴（欲）。
3. This method enables every object-based storage device only accessed no more than once and guarantees the invariableness of response time on a certain extension of query windows. 该策略保证查询窗口在一定范围内每台基于对象存储设备最多只被访问一次，且响应时间恒定。
