如题。因缺少详细语境，只能这么多译，供Ｐastoral Ｔaylor　据具体语境选用。如是车间内运输小件，有可能是滑块，但更多的还是倾向于滑靴/撬。

Pinghu jacket is a large lifting type structure with the support of four skid shoes during the load - out operation. The jacket load - out was smoothly completed by HHI under management of the site team of Pinghu PMT, CNOOC. This paper outlines the features of the jacket, yard, skid way, skid shoes, barge, load - out and ballast facilities as well as major activities in the load - out operation.
平湖导管架是一座大型吊装式导管架,它依靠4个滑靴来滑上驳船。在海洋石油总公司平湖工程项目组现场代表组的管理下,现代重工顺利地完成了导管架的装船作业。本文重点归纳了导管架、码头、滑道、滑靴的特点和装船作业中的主要活动。 （http://dict.cnki.net/dict_result.aspx?tjType=all&searchword=...）




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Note added at 10 hrs (2008-07-13 17:23:07 GMT)
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这儿的Ｓtroke是行程应该无疑。