The 3-D numerical prediction proved that the copper pin fin structures have 24%-34% higher convection heat transfer coefficients with 10%-16% pressure drop increase.
在三维空间上的对流换热模拟表明，铜制的针肋结构的换热系数要高出百叶窗翅片24％-34％，而流阻仅高出10％-16％。
The damage to structures with multiple pin-holes and cracks is a typical form of damage that exists in airplanes of old age and many other engineering structures.
多孔多裂纹结构的损伤是老龄飞机和许多工程结构中存在的一种典型损伤形式，它严重影响着结构的完整性和使用安全。
Based on the structural determination of prestress pin joint assembly, the structural characteristics of the prestress pin joint structures are discussed in this paper.
预应力杆件体系的结构判定是预应力结构设计的基本问题，更是新型预应力杆件结构体系研究的重要基础理论。
With this method the structural analysis of static and kinematic indeterminate foldable systems is conducted and the kinematic bifurcation points of pin-connected foldable structures along motion pat.
采用该方法对静不定动不定折叠体系进行了求解，确定了铰接式折叠结构的运动分歧点并求解了其高阶相容方程。
As examples, numerical analyses have been conducted on the cantilever and arch foldable structures as well as the foldable structure pin-connected with three bars.
给出了悬臂和拱形折叠结构及铰接式三杆折叠结构的算例分析。
The paper discusses emphatically the correspondence relations between rigid-jointed and pin-jointed systems in the continuous medium theory for calculating frame-shear wall structures.
本文着重论述连续化计算理论中刚接体系与铰接体系的对应关系。
To predict the trafficability of pin-jointed box road equipments, the main structures of pin-jointed box road equipments and the corresponding terramechanics behavior were discussed.
为了评价机械化路面器材对车辆安全通行的保障能力，根据箱式路面器材的结构和受力特点进行结构简化，探讨铰接箱式路面体系与土壤相互作用模型。
The guide vane safety device include three kinds of structures, the destructive structure concerning shear pin and snap pin;
导叶安全保护装置主要包括：破坏性结构，剪断销、拉断销；
The guide vane safety device include three kinds of structures, the destructive structure concerning shear pin and snap pin;
导叶安全保护装置主要包括：破坏性结构，剪断销、拉断销；
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