1) specialized drill bit
专用钻头
1.
In foreign drill bit companies,the design method with simulation technology as core is used to design the specialized drill bit.
国外钻头公司采用以仿真技术为核心的设计方法设计专用钻头,既为公司创造了利润,又为钻井队节约了成本。
2) special drilling head
专用钻削头
3) special reverse circulation bit
专用反循环钻头
4) individual twist drill
专用麻花钻头
5) drill ,specially designed for use with a dental drill engine
牙科钻机专用钻头
6) special drill press
专用钻床
1.
PLC control system of special drill press base on sequential fuction diagram
基于顺序功能图的专用钻床PLC控制系统
2.
Introduce a special drill press for machining flange hole,mainly discusses its composing of structure,working principle,hydraulic system,technics process,and its characteristic is automatic accomplish a working cycle for a flange,operateing convenience,working trustiness,high efficiency,suitable machining all type of flange hole.
介绍了一种用于法兰盘孔加工的专用钻床,重点讨论了该钻床的结构组成、工作原理、液压系统、工艺过程,其特点是每个法兰盘在一个加工周期内自动完成,操作方便,工作可靠、效率高,适于各种法兰盘的孔加工。
补充资料：非法购买增值税专用发票、购买伪造的增值税专用发票罪
非法购买增值税专用发票、购买伪造的增值税专用发票罪：指违反国家发票管理法规，非法购买增值税专用发票或者购买伪造的增值税专用发票的行为。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条