pvc plastic corrugated pipe
pvc plastic corrugated pipe
PVC塑料波纹管
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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With some engineering examples, this article introduces some testing techniques and methods of PVC plastic corrugated pipe used in prestressed concrete, both in labs and on the spot.
文章结合工程实例介绍在实验室及现场同条件下预应力混凝土用PVC塑料波纹管的检测技术及试验方法。
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