concentrated pipe meaning in English

集合管
集水管

The bar drawing concentrated pipe was listed as an item of torch program in 1996 , and in 1999 , this product has passed the authentication of provincial and ministry authorities , and was awarded the first and second prize of science technology progress in local and city , provincial excellent scientific products , and in 2001 , it was praised as the national key new - product in 2001
1996年浙江省火炬项目“拔制集合管”于1999年通过省部级技术鉴定，分别获省地市科技进步一二三等奖及省优秀科技产品奖，被国家科技部列为“ 2001年国家重点新产品”