缩径 [
suō jìng]
hole shrinkage
drawing down
- 蜗牛在我的手中,它立即缩径,以进入其主页。
Snail on my hands, it immediately necking to head into its home. - “缩径”现象是钢丝在连续拉拔过程中常见的一种缺陷。
The phenomenon of wire diameter shrinkage is a common defect in continuous wire drawing. - 钟形缩径管同时迫使压缩的空气与挡板摩擦和撞击从而进一步提高分离效率。
The bell reducer also forces compressed air to rub and impact against baffles to further improve the separation efficiency.