Construction of bridge and culvert can be conducted by many methods, such as primary jack-in method, across jack-in method, split jack-in method and slot jack-in method.
桥涵顶进施工采用多种方法，如：一次顶入法、对顶法、解体顶进法、开槽顶入法等，常用施工方法为一次顶入法。
The results in this paper provide effective method for the ice-induced fatigue design of jack-up platforms, and it provides foundation for the use of jack-up platform in ice zone.
研究结果为自升式平台冰激疲劳设计提供了有效的方法，并为自升式平台在冰区的使用提供了依据。
The results in this paper provide effective method for the ice-induced fatigue design of jack-up platforms, and it provides foundation for the use of jack-up platform in ice zone.
研究结果为自升式平台冰激疲劳设计提供了有效的方法，并为自升式平台在冰区的使用提供了依据。
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