针支承连接杆
needle supporting pin rod
轴承支承结构
Support structure of bearing
转子-轴承-支承系统
rotor-SFDB-support system
CGG油系针状焦
petroleum- based needle coke from CGG
表面改性四针状纳米ZnO
surface-modified ZnO nanotetrapods
超细针状硅灰石短纤维
Superfine acicular datolite short-fiber
粗针状马氏体
coarse acicular martensite
单针筒舌针针织机
single cylinder latch needle machine