A degree of ablaut. Pay attention to the drills in the English vowel sounds.
音级元音交替的级别注意英语元音发音练习。

The Study about Detecting Accuracy of Feeding Device for Drills Based on Machine Vision
条播排种器视觉检测精度的研究

SAF communication regiment drills hard to achieve proficiency in communication skills
第二炮兵某通信团设复杂条件练保障硬功

As the bit drills down, pipe is added length after length.
随着钻头往下钻, 管子一段一段地加接上去。

Hey, so, um, after the drills.
演练结束后

We're running some drills this afternoon.
今天下午有练习赛

Our class got lots of drills in algebra.
我们班在代数上有大量得练习。

The initial training takes time and firing drills and exercises cost money, oil and ammo.
初始训练需要时间, 射击练习和演习花费钱, 石油和弹药。

Strength Analysis of Drillstring for Directional Well
定向井钻柱强度分析

Composition, working condition and determination of concussion distance are analyzed for concussive drills.
分析冲击钻机冲击机构的构成，工作情况及冲程的确定。

Moldova production licensing electric tools. Angle angle grinder, electric drills, cutting machines.
生产摩兴牌电动工具。角向磨光机，电钻，切割机等。

Production of electrical tools, such as electric drills impact, angle angle grinder, saw, electric drill and curves.
生产各类电动工具，如冲击电钻，角向磨光机，电钻和曲线锯等。

Study on Effect Tail Clearance Angle in NC Sharpening of Twist Drills
钻尖数控刃磨中的尾隙角研究

The court drills a crack in the foundation of Roe. By Ann McDaniel.
法院在罗案基础上钻出了裂缝。

But the current spat has become much more hostile, with both sides announcing livefire naval drills were recently held.
但目前争论日趋尖锐，双方近期都宣布进行实弹演习。

from another school to run defense drills.
陪我们练习防御战术

It's not much of anything. We're just running drills.
没什么意思，就是场演练

Our quality control staffs apply the precision instruments to inspect the drills.
本公司品管部人员采用精密仪器作品质检验。

Pay attention to the drills in the English vowel sounds.
注意英语元音发音练习。

A Clinical Study on Bone Regeneration Effectiveness of Autogenous Bone Particles Harvested in Implant Socket Preparation with Drills in Dental Implant Surgery
牙种植术钻孔骨碎作植骨的临床研究

Computer simulation of drillstring axial vibration and online monitoring of bottom hole condition.
钻柱轴向振动仿真与井底状态监测方法探讨。

On the Core of the Basic Drills in Singing
论歌唱基本功训练的核心

It is midway through week five of a six-week sports camp, and they have spent the morning running and doing basketball drills.
为期六周的体育夏令营已经过了五周半的时间，这天上午孩子们一直在跑步和进行篮球练习。

The soldiers had drills in the use of the bayonet.
士兵们操练刺杀。

which made drills. He was a big， beefy man with hardly.
公司生产钻机。他高大魁梧，胖得几乎连脖子。