介绍了一种新型结构的光杆密封盒。
A polished rod seal assembly with new structure is introduced.
滤液收集盒紧靠着上方皮带的下面密封。
A filtrate collection box sits underneath, and seals against, the upper belt.
这个样品盒的口用密封条封着。
用部分样品密封条密封样品盒。(不要贴在原来密封条的位置上。)
Please seal the box with the partial sample tape. (Do not stick it on the same place.)
用部分样品密封条密封样品盒。(不要贴在原来密封条的位置上。)
Please seal the box with the partial sample tape. (Do not stick it on the same place.)
应用推荐