precision tube meaning in English

精密钢管
精密管材

Drawn tubes of circular section in aluminium alloys . precision tubes
铝合金拉制圆管.精制管
Seamless tubes made of cuni10fe1 , 6mn for pipes - dimensions for standard tubes and precision tubes
Cuni10fe1 6mn制无缝管.标准管和精密管尺寸
In 2000 , the globe 500 fortunes , hydro aluminium signed a joint venture contract with this old factory and established hydro aluminium wuxi co . , ltd , which specializes in a variety of precision tubes , rods and extruded profiles , including aluminium tube profile for various heat and liquid transfer applications
2000年，与世界500强海德鲁铝业合资组建为无锡海德鲁铝业有限公司，专业生产各类精密管材、棒材和包括多种用于热交换和液体交换铝管的挤压型材。