农机化研究第8期KP一250螺旋挤压式固液分离机的设计及试验申江涛,吴德胜,赵明杰,蒋建群,马学良,郭楠(中国农业机械化科学研究院,北京100083)摘要:养殖场畜禽粪便污染问题已经蔓延成为全社会关注的『【】j题,国家对养殖场的环保越来越再视。如fn』在不影响养殖场生产效益抑或能提高养殖场经济效益的前提下解决粪污处理的...
Beijing KangPuHuiWei Technology Co.,Ltd.,it’s factory located in Langfang, Hebei,which is a manufacturer specialized in high purity chemical reagents.The company has been adhering to the core concept of"technology environmental protection, ecological development",and through the company's strict qual...
During the first half of 2024, the Group showed an improvement in its financial performance, driven by a 7% increase in average day rates. Although fleet average utilization was 91%, reflecting a 2% decline from H1 2023, this decrease was attributable to planned maintenance and drydocking. It'...
这尤其是教科文组织加强地中海青年网络项目的要义所在。 I stand with the world’s young people in calling for measures to secure human rights, economic progress, environmental stewardship and social inclusion. 我与世界的年轻人共同呼吁采取措施以实现人权、经济发展、环境管理和社会包容。 We must better tr...