balling up

Jack, I told you once, stop balling up those paper sheets, it's such a waste.

杰克, 我跟你说过, 别再把纸团成球儿了, 太浪费了.

Analysis on balling up caused by helicoid hydraulic motor bypass valve failure in combined drilling technology EXPERIMENTAL STUDY OF ABRASIVE-CORROSIVE WEAR OF MUD PUMP LINER

复合钻井过程中螺杆钻具旁通阀刺漏造成钻头泥包分析钻井泵缸套材料磨料&腐蚀磨损实验研究

You are balling things up for everybody, your sister included.

你把大家的事都搞砸了，也包括你姐姐。

Research suggests that balling up the right hand and squeezing it tightly actually makes it easier to memorise lists.

研究显示，实际上，攥起右拳并握紧能让你更容易地记住列表内容。

Aimed at resolve the several problems which affect drilling efficiency, such as balling up and calcareous cementation, the design of blade bits was modified.

针对钻头包泥堵钻和钙质胶结层难以进尺等影响钻进效率的几个问题，对刮刀钻头结构进行了改进设计，并取得了令人满意的效果。

Based on analyzing the cause of balling up, through improving the performance of drilling fluid, and changing drilling parameters, the paper put forward the technical measures of prevention PDC bit balling. They help to solve the problem of PDC bit balling.

在分析泥包原因的基础上，从改善钻井液性能、改变钻井参数、精心操作等方面，提出了预防PDC钻头泥包的技术措施，有助于解决PDC钻头泥包的问题。

The secondary particle sphere of xonotlite yielded by konilite is of hollow structure, however, for the carbon white fibrous crystal just stacked densely and balling up is poor.

由粉石英制备的硬硅钙石二次粒子球具有中空结构，而白炭黑对应样品则以纤维聚集成的块体为主，成球差。