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本发明提出了一种旋风射吸式离心喷砂方法.涉及一种基于射吸原理和离心原理能产生空心锥状砂气射流的喷砂方法.属于工业表面喷砂技术领域.本发明避免了使用压力式喷砂原理的高压储砂罐和导向式扩角原理的导向锥,使用射吸式原理喷砂和旋气混砂离心原理扩角,使得产生空心锥状砂气射流的喷砂过程能量利用更加充分,实现的结...
This comprehensive exploration delves into the realm of microorganisms, elucidating their paramount significance within Earth's diverse biomes. From the advent of the microscope to current advancements in microbial pathogenesis, our understanding of these minute entities has evolved exponentially. Ubiquitously...
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2007 年11月～2008年12月,我们对20例磁共振增强扫描的高危人群患者给予精心观察及护理,效果满意。现报告如下。1资料与方法1.1临床资料选择同期 在我院行磁共振增强患... 宋晓群 - 《齐鲁护理杂志》 被引量: 4发表: 2009年 磁共振造影剂及临床应用 本书分两篇: 上篇较系统地介绍了磁共振造影剂的基本理化概念...
This article provides a new contribution to the concept of business models with the focus on the emerging gap between the usage of data, service and business models by suggesting a framework that function as a service and data driven business model platform. The purpose is to support manufacturin...
摘要: Singapore -China's apparent oil demand is expected 年份: 2018 收藏 引用 批量引用 报错 分享 全部来源 求助全文 国家科技图书文献中心 (权威机构) 掌桥科研 相似文献CNPC Sees 36% Drop in China's Oil Demand China National Petroleum Corp. (CNPC) is forecasting that the country's demand for...
PROBLEM TO BE SOLVED: To obtain a coating silica gel in an industrial scale without deteriorating the coagulation and separation performance by coating silica gel with a polysaccharide derivative polymer, preliminarily drying the coated silica gel, receiving a specific amount of the pre-dried coated ...