英德
有道
百度
谷歌
图片
维基
百科
伸缩环
expansion ring
- 将隔水管张力器支撑环销到转喷器壳体上，从伸缩节上松脱。
Lock the support ring onto the diverter housing and release it from the slip joint. - 无论是对于垫层方案或是保压方案，是否设置伸缩节和止推环对蜗壳应力状态影响均较小。
For MSCL and MHWH, the setting up of expansion joint and anti-thrust ring will not much affect the stress distributions of SC and surrounding concrete. - 舒服，他伸缩加强环。
Comfortable and Stretchy Enhancement Ring for Him.
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