countersinking

用法例句

Application of cone-type piercer technology on producing heavy wall thickness steel tube;

锥形穿孔技术在中厚壁钢管生产中的应用

THE INSTALLATION OF CONE-SHAPED PUNCH FOR WSP250 HOT-ROLLED

WSP250热轧钢管工程锥形穿孔机的安装

Rebuilding for ф140 horizontal toteing disc CTP

ф140卧式带导盘锥形辊穿孔机的改造

Design of cone-head & cone-hole pipeline cone sealing structure based on ANSYS

基于ANSYS的锥头-锥孔管路锥形密封结构分析

Analysis on the Roller Cone Angle Design of Smooth Rolling of Skew Rolling Piercer

斜轧穿孔机轧辊辗轧锥角的设计分析

Several Solutions to Improving Production Pace of CTP

提高锥型穿孔机生产节奏的若干措施

die approach angle

(模孔第二部分) 模孔变形锥

Forming Technology Study of Long Conical Deep-hole Components Made of 30CrMnSiNi2A

30CrMnSiNi2A长锥形深孔件成形技术研究

The CTP automatic control system of Ф108 workshop of Hengyang steel tube group

衡钢Ф108分厂锥型穿孔机组自动控制系统

The Computer Simulation Analysis of Micro Perforated Panel Spacial Absorbers (Rectangular Pyramid)

微穿孔板空间吸声体（四棱锥）的计算机仿真分析

rotary rolling mill

蘑菇形轧辊的穿孔机

circular perforated air diffuser

环形穿孔空气扩散器

barrel type roll piercing mill

带桶形轧辊的穿孔机

Numerical Investigation on Truncated Cylindroconical Projectile Penetrating Thin Target

截锥形弹体穿甲薄板的数值计算研究

Numerical Research on Truncated Cone Projectile Armor-piercing for the Stiffened Plate

截锥形弹体穿甲板架结构的数值计算研究

A cone-shaped cavity in a steel ingot, formed during cooling by escaping gases.

（铸件的）缩孔，缩管铸件上的锥形孔，用来在冷却时排气用

not punched card of paper or paperboard[fur punch card machines, whether or not in strips]

未穿孔卡纸或纸板卡片[用于穿孔卡片机,无庥是否条形]

Morphological observation of wound margin during the repair of traumatic tympanic membrane perforation patched by gelatin sponge

鼓膜外伤性穿孔贴片修复过程中穿孔缘形态学观察

Improve the Sound Absorption Performance of Micro-Perforated Structure by Means of the Burr at the Bottom of Hole and the Change of Hole Form

利用孔末端带毛刺及孔形改变改善微穿孔结构吸声性能