Seven years ago his father, Robert, produced a diamond in a high-pressurechamber of carbon gas and dropped it into an acid solution to clean it off.
七年前他的父亲罗伯特在一间高压碳气室中制造了一颗钻石,把它放入酸性溶液中清洗干净。
2
The pressure difference and change between high-pressurechamber and low-pressure chamber at different speed excitation and oil temperature are obtained.
模拟得到了叶片式液压减振器模型在不同速度激励、油液温度下,相邻高、低压腔内压差大小及变化规律。
3
Shanghai state television showed survivors at another hospital in the city, covered in thick blankets as they emerged from a high-pressure oxygen chamber.