rubber-covered

基本解釋

These electric wires are protected by a rubber covering.
這些電線用橡膠作防護層。
Sandwich rubber is a single layer of cellular rubber covered with a single outer layer of ordinary pimpled rubber, the thickness of the pimpled rubber not being more than 2mm.
海綿膠是在一塊泡沫膠上加蓋一層顆粒膠，該顆粒的厚度不得超過2公厘。
Sandwich rubber is a single layer of cellular rubber covered with a single outer layer of ordinary pimpled rubber, the thickness of the pimpled rubber not benig more than 2 mm .
“普通顆粒膠”是一層無泡沫的天然橡膠或合成橡膠，其顆粒必須以每平方厘米不少于10顆，不多于50顆的平均密度分布整個表面。
CONSTRUCTION:Steel wire spiral reinforced layer, and wear resistant synthetic rubber cover.
結構：由鋼絲纏繞骨架層和內(nèi)外耐油、耐腐蝕合成橡膠組成。
On the surface of the transmission drum are bare steel and rubber cover with shevron and diamond pattern.
傳動滾筒表面有裸露光鋼面，人字形和菱形花紋橡膠覆面。