The column of drill base is a trunk welding structure, and it is important to support the whole drill.
钻机底座立柱为箱形焊接结构，是整个钻机的支撑构件。
On June 11, 2005, a newly trained Iraqi soldier holds his weapon on his shoulders during a drill in East Fallujah Iraqi Camp, a base for recruits of the Iraqi armed forces.
2005年1月11日，在东伊拉克费卢杰营，伊拉克新兵将武器扛在肩上接受训练。
The following team defense drill is our favorite for reacting to each base running situation batted ball, bunt, steal, or rundown.
以下是我最喜欢的球队的防守训练，基本涵盖每个垒包发生的情况，击出的球，短打，盗垒，或夹杀。
应用推荐