一只普通的海豹。
Common seal installations fill two mechanical seals and seal.
常用轴封装置有填料密封和机械密封两种。
This procedure is a practical case chop identification can be achieved by identifying common seal.
此程序是一印章识别实用案例，可以实现普通印章的识别。
Property and main points of assembly of several common rubber seal are introduced.
介绍了几种常用橡胶密封件的使用性能及装配要点。
It is common sense to put the seal to the wax while it is soft.
趁着腊还软的时候印上印记，这个是众所皆知的常识。
It is common sense to put the seal to the wax while it is soft.
趁着腊还软的时候印上印记，这个是众所皆知的常识。
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