Based on the screw theory, the first-order effect coefficient matrixes of a 3-upu parallel pyramid mechanism under initial position and movement along X-coordinate axis are established.

采用螺旋理论，首先分别建立了3 - UPU并联角台机构在初始位形下和沿x轴方向发生移动后的一阶影响系数矩阵。

youdao

It's the first-order effect of Moore's Law--the flip side of Gordon Moore's formulation.

FORBES: Magazine Article

So that probably is not a big first-order effect.

NPR: Chinese Stimulus May Affect Commodity Prices

The cheap revolution is a first-order effect of Moore's Law. (Moore's Law predicts the transistor density on silicon chips will double every 18 to 24 months.) For years if you said "Moore's Law, " people presumed you were describing a future of ever more powerful computers.

FORBES: Jim Michaels Broke the Mold