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Directed toward pressure signals time varying and nonlinear feature,pressure signals wavelet transform reflected frequency varying feature of saltant point.
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小波变换能针对气体压力信号的时变和非线性特征，充分反映出发动机气缸压力信号突变点附近的频变特性。 |
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Directed Rooted Tree Structure of the Set of Perfect Matchings of Plane Bipartite Graphs and Its Generation
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平面二部图的完美匹配集合上的有向根树结构及其生成 |
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Directional Evolution of Enzymes in Vitro (Ⅰ) Technique for Generating Mutator Libraries and Its New Progress
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酶体外定向进化(Ⅰ) 突变基因文库构建技术及其新进展 |
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Directionalit analysis of chatter and measures for adjustment
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切削颤振中的方向性分析及其调整措施 |
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Directory scheme is used for the system of network juncture and snoopy protocol is used for the system of bus juncture.
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基于目录的协议用于网络连接的系统,监听协议用于 总线连接的系统。 |
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Disabling Pansclerotic morphea of children
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儿童致残性全硬化性限界性硬皮病 |
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Disabling pansclerotic morphea: Clinical presentation in two adults
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致残性泛发性硬斑病:例成人的临床表现 |
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Discontinuous Motion and Deformation Models of Tectonic Block Systems and the Current Crustal Movement and Tectonic Stress Field in the Southern Tianshan Mountains Region
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构造块体系统的非连续运动变形模型和南天山地区现今地壳运动与构造应力场 |
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Discourse will discuss modeling and ramble of virtual machining plant floor planning for Creator/Vega.
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使用Creator/Vega对机加工车间规划建模与仿真进行研究。 |
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Discovered Vessel in Cycads Again
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在苏铁类植物中再次发现导管 |
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Discovery of ～7 Ovules in One Carpel of Magnolia delavayi
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山玉兰中 ～7个胚珠的发现 |
