spring cushion

基本解释

The elastic support can be a spiral spring, a plate spring or an elastic cushion;
所述的弹性支承可为螺旋弹簧、板弹簧或弹性垫层；
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The surface of the bed frame is provided with one layer of plastic foam or batting which are sewed, so a crossed cord braided spring bed frame cushion is formed.
如将该床绷表面附加一层泡沫塑料或棉絮，再用布料缝合即构成弹力床绷垫。
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The stress characteristics of joint cushion was abstracted to some spring, and the theoretical model of joint rigidity was built by mechanics equilibrium condition and reasonable simplification.
将接头垫层受力特性抽象为若干弹簧，通过力学平衡条件和合理的简化，建立了接头刚度理论模型；