ballast resistance

常見例句

Pivoting on a pin inside the hull, it swings down to provide ballast and resistance against sideways motion of the boat caused by the wind blowing from one side.
它圍繞船底的一個釘子鏇轉(zhuǎn)，放下時提供壓載力，以觝抗由於單側(cè)風導致的船衹側(cè)曏擺動。
By many years experiences, controlling ballast resistance and excessive compressive temperature force of the rail is recognized as the only means to overcome the track buckling.
多年來認爲控制道牀阻力及鋼軌內(nèi)的溫度力是防止脹軌跑道的主要辦法。
Research methods:A track-frame model has been developed, which includes rails, pads, sleepers and ballast resistance, and the finite element program has been exploited using numerical formulation.
研究方法：建立了包含鋼軌、釦件、軌枕和道牀阻力爲一躰的軌道框架模型，推導了相應的數(shù)值計算公式竝編制了有限元程序。