round casing meaning in English

牛猪小肠肠衣

Industrial 90 angle stem liquid - in - glass thermometers with round case , of nominal size 160 ; dimensions and nominal ranges
工业用标称规格160圆壳体90角棒式玻璃内液体温度
Industrial 135 angle stem liquid - in - glass thermometers with round case , of nominal size 250 ; dimensions and nominal ranges
工业用标称规格250圆壳体135角棒式玻璃内液体温
Industrial 90 angle stem liquid - in - glass thermometers with round case , of nominal size 250 ; dimensions and nominal ranges
工业用标称规格250圆壳体90角棒式玻璃内液体温度
Industrial straight stem liquid - in glass thermometer with round case , of nominal size 250 ; dimensions and nominal ranges
工业用标称规格250 ，带圆形壳的直棒式玻璃内液体温度
Industrial straight stem liquid - in - glass thermometers with round case , of nominal size 160 ; dimensions anf nominal ranges
工业用标称规格160 ，带圆形壳的直棒式玻璃内液体温度