Ключевые слова: asia, china, construction, counterweight, crude, drilling, east asia, economy, energy, environment, equipment, extract, facility, field, gasoline, industrial, industry, jack, lever, machine, machinery, machines, mineral, nodding, oil, oil industry, oilfield, oilwell, orange, outdoors, petroleum, pipeline, power, production, pump, pump jack, pumping, pumpjack, ray, refine, resource, resources, rig, rocking, silhouette, sky, sunrise, sunshine, technology, tool, well, wellhead,