At last, flow rate, the influence of pressure difference and screw combination on flow rate were confirmed by experiments.

文章最后对流量、流量与压差的关系及不同螺杆组合对流量的影响进行了实验验证。

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Features: 4 spiral wire rod from the composition of ball-screw combination of network structure, solid, effective filtration area big.

特点：由四根螺旋盘条组成的球型螺旋组合网，结构牢固，有效过滤面积大。

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The extrudate shape, dimension and output can be effectively controlled on single roller extruder with its variable screw and roller speeds and the flexible combination of preform die and final die.

单辊筒口型挤出机通过变更挤出机螺杆和辊筒转速及灵活的预成型口型和终端口型设计组合可以有效控制挤出物的形状、尺寸和生产率。

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The partnership passed 50 before Malinga and Muralitharan began to turn the screw, the seam-spin combination slowing the run-rate before Muralitharan coaxed Porterfield (31) into edging behind with an attempted cut.

BBC: Sri Lanka see off valiant Ireland