The suspect in the British Columbia shooting had long been posting about mental health problems, substance abuse and a fascination with weapons and online violence.
Abstract: The electronically steered phased array (ESPA), which is composed of periodic antenna elements, usually uses subarrays with large spacing to lower system complexity and cost. This kind of ...
Abstract: The geometrical optimization of BGAs and the design of solder ball distributions are critical for ensuring mechanical reliability and cost efficiency in electronic packaging, yet further ...
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