封闭式循环

盆腔封闭式循环化疗治疗妇科恶性肿瘤的实验研究

Experimental study of pelvic cavity isolated circulation chemotherapy on treatment of gynecological malignant tumors

利用封闭式循环水养殖模式进行花鳗鲡养殖切实可行。

It was feasible to culture Anguilla marmorata in a closed recirculating aquaculture system .

稀土助鞣废铬液封闭式循环使用

Recycling of RE - Chrome Tanning Effluent

生态清洁型封闭式循环水养鱼技术研究

An Ecological and Clean-type Study on the Technology of Fish Farming of Enclosed and Circulating Water

形成了一套封闭式循环水虾&贝综合养殖的新技术。

There is formed a new set of enclosed circulating waters shrimp-shell compositive cultivation 's technology .

采用池塘封闭式循环海水养殖新模式进行南美白对虾高产养殖试验。

A study on high production cultivation of Penaeus vannamei with circulating water in closed ponds was carried out .

此外，创造了回浆法和冷却水系统的半封闭式循环用水等新工艺，大大节约了用水量。

Morever , new technolo-gies such as slurry-recycling method and semi-closed circuit water circulation for cooling sys-tem were adopted reducing water consumption greatly .

利用生物膜净化水质的原理，配合斜管沉淀，自行设计封闭式循环水系统，集约化培育大规格虾苗。

The circular water system is devised to culture intensively the post larvae using bacterial membrane to clean water and making use of inclined tubes to precipitate water .

在封闭式循环养殖系统中，采用气/水混合溶解机调节虹鳟养殖水中的溶氧量。

Dissolved oxygen ( DO ) levels were regulated by a gas / water mixing machine in closed recirculating system for the culture of juvenile rainbow trout Oncorhynchus mykiss .

封闭式循环水养殖系统生物滤池及滤料的研究新型节水装置&闭式空冷循环冷却水系统的工业应用

Study on the Media of the Biofilters in the Recirculating Aquaculture System ; New Type Water Saving Device & Industrial Application of Closed Air Cooling Circulation Cooling Water System

介绍了一种可解决化学实验室因蒸馏、回馏、减压抽滤等基本操作引起的，大量冷却水流失问题的封闭式循环节水装置。

An Introduction to a closed water-saving equipment by recycle water , it may resolve the problem of water waste resulted from distillation , circumfluence , negative-pressure filtration , etc.

对封闭式循环水养鱼水处理系统的工艺流程及设施设备现状作了论述，指出生物净化技术及设备在机理研究与参数量化上尚需深入探讨，提出了今后研究发展的方向。

This paper discussed the technical process and facility status in quo of closed circulating water system in industrial fish farming . It was pointed out that further studies on bio-purification techniques and facilities should be made in the aspect of the mechanism and parameter quantification .

结果表明，废铬液循环法工艺稳定，铬的排放率和循环利用率分别为0.5%和27%，废铬鞣液可形成封闭式循环。

The present work indicated that the technology of direct liquor chrome recycling is stable , that the rate of discharge and recycling utilization ration of chromium is 0 . 5 % and 27 % respectively , and that used chrome tan liquor can form a close cycle .

最后，封闭式燃料循环中的再制作过程会产生钸，而钸可能会被用于核子武器。

Finally , the reprocessing that occurs in a closed fuel cycle produces plutonium that can be diverted for use in nuclear weapons .

与传统养殖方式相比，封闭式的循环流水水产养殖模式在资源需求、环境保护、生产能力等方面具有明显优势，已成为越来越多国家实现可持续发展的选择。

Compared with those traditional technologies , recirculating aquacultural technology has obvious advantages on resource demands , environmental protection and production ability , which have been leading to more and more attractions and applications worldwide to achieve sustainable productions .

化肥的施用打破了固有的封闭式的物质循环圈，在农业现代化、工厂化生产中具有有机肥不可替代的优点，是促进农业增产的重大措施，是农业现代文明的重要标志。

Application of chemical fertilizer broke down closed intrinsic matter circle . With the non fungible advantage over organic fertilizer in modern agriculture and factory production , chemical fertilizer application is the important measure of improving crop yield and is the main mark of modern agricultural civilization .