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bolting造句
61. The high effective cooling purifier ahs been applied to the hydraulic bolting machine and the re... 62. As a result of continuous design improvements, Velan is offering live-loading of bonnet "take-up" bolting as a standard pressure seal valve feature. 63. Brassica. rapa. shows transition of leaf color during the period from vernalization to bolt, then it will appear bud and bloom. This phenomenon appears more frequent in easy bolting species. 64. Piping erection work include: prefabrication placing aligning welding and bolting. 65. For bolting information, consult the Crane Installation and Maintenance Manual.