A bracket on the mast of a ship to support the trestletrees.
桅肩加强板，夹板船桅杆上用来支撑桅顶纵桁的托座
Double girders of rule height and thickness lines up with the corrugated longitudinal bulkhead of cargo tanks at centre.
规范要求高度和厚度的双纵桁,与船中间货舱内的非直线纵舱壁保持一致.
One of a pair of horizontal beams set into a masthead to support the crosstrees.
桅杆纵桁两根插入桅顶的水平梁子中的任何一根，用于支撑桅杆横顶
In machinery spaces situated at the aft end，such engine seating girders are to be carried as far as practicable and the ends effectively supported by web frames or transverse.
例3:对尾机型船舶，此种机座纵桁应尽可能地向尾延伸，且其端部应由强肋骨或实肋板支持。
A rope or rod running vertically on the forward side of the mast on which the yard moves.
帆桅支索，纵竖索杆在桅杆前面垂直运动的绳或杆，帆桁在此上移动
A spar attached to the mast and used to extend the upper edge of a fore-and-aft sail.
桅上斜杆，圆桁一种用于拉长纵帆上缘的系于桅杆上的圆木
Research on Strengthening Suspended Deck System for Half-through Arch Bridge by Setting Longitudinal Steel-Tubular Trusses
加设钢管桁架纵梁改造中承式拱桥悬挂桥道系的应用研究
A small fore-and-aft sail hoisted abaft the foremast and mainmast in a storm to keep a ship's bow to the wind.
斜桁纵帆升在前桅和主桅后面的小纵帆，在风暴中用来保持船头顶风
A spar that connects the tail surfaces and the main structure of an airplane.
尾桁连接飞机的尾部表面和机身的桁
The outermost end of a gaff.
斜桁尖端桅斜桁最外面的尖端
Such trusses are called simple trusses.
这样的桁架称为简单桁架。
To raise(a gaff) above the horizontal.
升起斜桁把（桅斜桁）升过水平面
An iron fitting by which a lower yard is secured to a mast.
桁架，构架把下帆桁系在桅杆上的铁具
A rope, rod, or batten along the upper side of a yard, gaff, or boom to which a sail is fastened.
天篷支索吊在帆桁、斜桁或木桁上面的绳、杆或压条，用来收紧帆
Research of Mechanical Properties and Calculation Methods for Double-Truss Four-Line Plate-Truss Composite Continuous Steel Trusses
双桁四线板桁组合连续钢桁梁受力性能及计算方法研究
transfer girder
维持中间柱的骨架桁
bowsprit shroud plate
船首斜桁张索固定板
mobile crane with lattice jib
桁架臂流动式起重机