spring-mattress

基本解釋

Spring coverage: a spring mattress on the sum of the maximum cross-sectional area measured with the mattress area percentage.
彈簧覆蓋率：床墊上所用彈簧的最大截面面積總和與床墊實(shí)測(cè)面積的百分比值。
The utility model discloses a bed core output device which is applied to non-knotting mattress spring automatic string spring assembly.
本實(shí)用新型公開了一種應(yīng)用在非打結(jié)床墊彈簧自動(dòng)串簧裝配機(jī)上的床芯輸送機(jī)構(gòu)。
ip.com
The rubber mattress consists of rubber layer, cloth-based silver paper (as a cover) and spring skeleton and is mainly used for motorcycle and bicycle in summer.
橡膠坐墊由橡膠層、布基型錫鉑紙（面層）和彈簧骨架組成，適合于摩托車、自行車在夏季使用。