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A 35 nom. Shore d, containing non-discoloring stabilizer, plasticiser free resin for injection molding and extrusion; with low temperature impact resistance as well as excellent mechanical properties.
一位35额定值。肖尔研发，含有非脱色剂，注射成型和挤出树脂增塑剂自由；具有低温耐冲击性以及优良的力学性能。
The present status of the study on rare-earth heat stabilizer has been reviewed, especially about its synthesis, properties of heat stabilization, processing and mechanical properties of PVC product.
本文对PVC稀土热稳定剂的研究现状做了详细的综述，着重介绍了稀土稳定剂在合成、 热稳定性能、加工性能以及PVC制品的力学性能等各方面的研究开发情况。
A mechanical model for installing tubing stabilizer in vertical well is established, and a method of calculating axial force in tubing is presented.
建立了竖直井安装扶正器的油管力学模型，给出了油管任意横截面轴力的计算方法，导出了相邻扶正器之间油管失稳的临界状态方程。
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