replacement set替换集, 域replacementn.更换；接替者Replacement of nasogastric tube鼻胃管置换术replacement method for restrict可行域替代法Replacement of front seat belts更换前安全带Replacement of bladder catheter膀胱导管置换术replacement lambs and yearlings后备羔羊与岁畜成羊replacement of yellow phosphorus替代黄磷Replacement of testis in scrotum阴囊内睾丸置换术Replacement of ureterostomy tube输尿管造口管置换replacement-and-renewed fund[经] 重置和更新基金replacement of reinforcement bar钢筋代换

1. And unlike tractors, buffaloes do not need gasoline or spare part, and they will work loyally for about 20 years.
   而且，水牛和拖拉机不同，不需要汽油和零备件，都能勤勤恳恳地工作二十年。
2. Tangshan Iron and Steel is part of the petrochemical enterprises spare parts suppliers.
   是唐山部分钢铁石化企业的备品备件供应商。