So,technical innovation of casing scratcher is done.
测试中心通过实际修井工作中套管刮削器出现的施工安全问题 ,进行技术革新 ,应用自由旋转接头取得成功。
hydraulic expansion wall scraper
液压扩张的井壁刮刀
hydraulic wall scraper
液压井壁泥饼清除器
"hydroslot"squeegee system
“液压条缝式”刮刀系统（地毯印花用）
Doctor blade: The flexible steel blade on a photogravure press which removes the surplus ink from the face of the cylinder or plate before the impression is made on the paper.
刮墨刀:照相凹版机上的软钢刀片。它的作用是在压印纸张前，清除版片或版圆筒上多余的油墨。
recipro wall cleaner
上下活动式井壁刮针
Study on the Effect of the Nozzle of Drag Bits on Bottom Hole Flow Field
刮刀钻头喷嘴直径对井底流场的影响研究
low add-on with curved blade applicator
弧形刮刀低给液装置
base length of pressure zone
[刮刀]受压区基本长度
Blade coater: Machine for blade coating.
刮刀涂布机:用刮刀把涂剂涂布的机器。
the blood pressure (as measured by a sphygmomanometer) after the contraction of the heart while the chambers of the heart refill with blood.
心脏扩张时心室内再次充满血液时的血压，通常通过血压计测得。
both bowel-wall thickening and luminal dilatation were the early findings;
肠壁增厚和肠腔扩张、积液亦属较早期征象；
The fringe of the vane stirrer is attached with a squeegee.This squeegee can scrape the surface ever-produced by the disposing liquid on the wall of the container.
叶片搅拌器的外周附有刮板，利用该刮板刮取容器内壁使被处理液不断产生新界面。
Interaction mechanisms of ultra-low permeable drilling fluid for stability of borehole wall
超低渗透钻井液稳定井壁的作用机理研究
Views on the problems of drilling fluid properties and wellbore stability
钻井液性能及井壁稳定问题的几点认识
On the rail there are a powder box, mouthwash, and electric shaver and aftershave lotion.
架上有粉盒、口剂、动刮胡刀和刮脸保护液。
In-situ measurement and analysis of freezing pressure of vertical shaft lining in deep alluvium
特厚冲积层竖井井壁冻结压力的实测与分析
hydraulic through feed vibration staking machine
液压通过式振动刮软机
He stripped the branch with his knife.
他用刀刮去树枝的皮。