球形孔泡沫铝合金力学性能高于多边形孔泡沫铝合金及泡沫纯铝，因而其三明治梁的力学性能最好。
It is concluded that the sandwich beams with core of spherical pore Al alloy foam is excellent for more good mechanics property.
作者从断裂力学观点研究了圆盘形纯剪切破裂产生的远场位移，导出了远场位移的解析表达式。
From the point of view of fracture mechanics, we studied the far displacement field produced by a disk-shaped pure shear fracture and obtained an analytic expression for that field.
将单箱单室复合材料箱形梁纯扭转的分析方法拓展到单箱多室。
The approach for pure torsional analysis of thin-walled composite box beams with single-cell was extended to ones with multi-cells.
这款坠炼由纯银制成，并采用对称的十字与心形设计。
Made from sterling silver, this pendant features a symmetrical cross with a heart design.
理论上研究了盘形聚能器的轴对称纯径向振动和纯扭转振动。所用盘形聚能器的厚度，沿半径按阶梯形，锥形和指数形变化。
Axis symmetrical pure radial and pure shear vibrations were investigated theoretically for disk concentrators, whose thickness varying step-wise, linearly or exponentially with radial distance.
介绍了7根箱形型钢混凝土梁和1根钢筋混凝土梁的纯扭试验，并对试验现象进行了描述。
Pure torsion tests for 7 box-shaped steel reinforced concrete(BSRC) beams and 1 reinforced concrete beams were introduced, and the test phenomenon was described.
计算结果表明，拉应力结果与JET环向场d形线圈的结果一致，沿导体的剪应力很小，近似为纯张力线圈。
It has been shown that the results of mechanical stress are in agreement with that of the JET toroidal field coils, the shearing stress is small along conductor, approximate to pure tension coil.
由此导出全纯映照本身的一些几何性质，并得到星形映照和螺形映照的充分判别条件。
Geometry quality for these mappings can be obtained from these inqualities, and some sufficiency conditions for starlike mappings and spirallike mappings are given.
纯银迷你心形锁吊坠，配16英寸项链。
Heart lock pendant in sterling silver. Size mini, on a 16 "chain."
纯银迷你心形锁吊坠，配16英寸项链。
Heart lock pendant in sterling silver. Size mini, on a 16 "chain."
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