1.
dart-valve bailer
带突板球阀的捞砂筒
2.
endless bed drum sander
带式进给辊筒砂光机
3.
roller and shoe combined contact sander
辊筒－压块联合砂光机
4.
In-site masonry mortar cylinder strength test method
现场砌筑砂浆筒强度试验方法
5.
two sanding belts top working wide sander
上辊式双辊筒宽带砂光机
6.
They proceeded at once to extract the interior mould, clearing out the boring of the piece.
他们立时动手掘砂模，掏清炮筒。
7.
drum ,rotating, for descaling, desanding or packing of goods
金属物品除垢、除砂或抛光转筒
8.
Construction techniques of shaft water control by sanding and grouting at hydrostatic level
静水抛砂注浆治理井筒突水施工技术
9.
abrasive roller
磨毛辊（磨毛机的主要部件,辊筒表面包绕砂布带）
10.
This type of sand body is characterized by a cylinderical self-potential curve.
这种砂体以呈圆筒状自然电位曲线为其特征。
11.
Construction Practice on Rapid Driving through Silt Layer in Large-bore Vertical Shaft
大断面立井井筒快速通过砂土层的施工实践
12.
Research on application technology of converter BSSF slag in commodity dry-mixed mortar
转炉滚筒渣在商品干粉砂浆中的应用技术研究
13.
Contrastive Analysis and Experimental Research on Mortar Strength with the Methods of Column Compression and Point Load
点荷法、筒压法检测砂浆强度试验研究及对比分析
14.
The study also shows that continuous sand inflow is indeed one of the most key mechanisms by CHOP for IOR, such as forming highly flowing channels, removing skin effect and improving fluid flowing performance in have oil reservoir.
地层连续出砂使得井筒附近形成高渗流通道，解除了表皮污染，改善了油藏中流体的流动特性。
15.
Sleeve 1;Sleeve 2;Screwed sleeve 1;Screwed sleeve 2
套筒 1;套筒 2;螺纹套筒 1;螺纹套筒 2
16.
Sleeve 1;Sleeve 2;Sleeve 3;Screwed sleeve 1;Screwed sleeve 2
套筒 1;套筒 2;套筒 3;旋拧套筒 1;旋拧套筒 2
17.
laboratory dryig cylinder
试验室用烘筒，小烘筒
18.
multiple buoys mooring
多浮筒锚泊多浮筒系泊