反向旋转双螺杆挤出机的英文

counter-rotating twin sctew extruder

• 反向:    opposite direction ...
• 旋转:    revolve; gyrate; r ...
• 双:    two; twin; both; d ...
• 螺杆:    screw; spiral; scr ...
• 挤出:    squeeze out; force ...
• 机:    machine; engine