Bubbles were made same with dynamics process, I'd put emitter into leaked pipe connection.

气泡也是用相同的方法制作的, 我把发射器放在水管结合处.

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Through analyzing structure of the plastic pipe connection of fishing rod, determined the mold structure design.

通过对钓鱼杆管接头的结构分析, 确定模具结构设计方案.介绍了侧滑块、斜导柱脱螺纹机构的设计.

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A new technology of cold - formed pipe connection - ring connection is introduced in this paper.

介绍了一种新型的冷挤压管道连接技术 — 环连接.

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