以下为句子列表:
英文: A new method of producing comparatively pure potassium sulphate from seawater using inartificial zeolite as the medium of ion exchange was especially introduced.
中文: 特别介绍了用天然沸石作为离子交换剂,从海水中制备较纯净的硫酸钾新工艺。
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英文: A standard for defining codes for information exchange between equipment produced by different manufacturers.
中文: 美国信息互换标准代码一种在不同厂家生产的设备之间为信息交换而定义编码的标准
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英文: Abstract: Tertiary butylhydroquinone were synthesized by means of alkanisation with actalyst of cation exchange resin in this paper,and discusses several effective fators to the yield of tertiary butylhydroquinone,including the type of cation exchange res
中文: 文摘:以强酸型阳离子交换树脂为催化剂通过烷基化合成叔丁基对苯二酚,并系统地研究了树脂型号、物料比、反应时间等因素对合成收率的影响,确定了最佳反应条件。
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英文: According to the criterions (wms,wfs,gml) of OGC, this paper studies the system structure of the distributed heterogeneous geography information exchange system and provides its working principle and implemeatation methods.
中文: 摘要参照OGC的有关规范标准,对分布式多源地理信息交换系统体系结构模型进行了初步研究,给出了多源地理信息交换系统的工作原理和实现方法。
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英文: BEIST has established information exchange channel and cooperative relationship with the International Standardization Organization (ISO), International Certified Personnel Association, governmental standard administration of approximate 100 countries and
中文: 公司与ISO国际标准化组织、国际认证人员协会、近一百个国家的政府标准管理机构、国际上著名的管理咨询公司建立了信息互换渠道及合作关系,国际化网络覆盖亚太地区、欧洲地区、北美地区及澳洲地区。
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