Gross margin measures the percentage of revenue after direct costs are subtracted. Calculating gross margin involves subtracting COGS from revenue and dividing by total revenue. High gross margin ...

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Abstract: Modulation using SVPWM in two-phase stepper motors can achieve precise control and efficient driving of stepper motors. In this paper, a simple SVPWM modulation method for two-phase stepper ...

Abstract: In this paper, a method for optimizing the robustness of dual vector model predictive control is proposed. Firstly, the effect of model parameter mismatch on predictive control performance ...

IonQ said Wednesday that it had completed its acquisition of Oxford Ionics and entered into an agreement to acquire a second start-up in transactions valued at a collective $1.3 billion.

A rectangle has two pairs of equal sides. It has four right angles (90°). The opposite sides are parallel. The diagonals bisect each other. A parallelogram has two pairs of equal sides. It has two ...

Research on Adjustment of the Injection-Production Structure of Reservoir under Differential Fluid Flow Control ...