Original shaft with floating ring seal forms a sealed structure, sealed and is less stable.
原泵轴封采用浮动环形式的密封结构,密封稳定性较差。
The Type-21 mechanical seal is the industry standard for original equipment manufacturers.
类型21机械密封是初始设备制造商的工业标准。
The original and copy of valid passport, valid Chinese visa and entry seal.
有效护照原件及护照照片页、有效中国签证、本次入境章复印件。
Original author signature and seal on the positive work.
作品正面原作者签名盖章。
Hongshenghuo limited original brand seal on the positive work.
作品正面加盖红胜火限量原创品牌印鉴。
The original and copy of valid passport, Chinese visa and entry seal.
有效护照原件及护照照片页、有效中国签证、最近一次入境章复印件。
The original and copy of valid passport, Chinese visa and entry seal.
有效护照原件及护照照片页、有效中国签证、最近一次入境章复印件。
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