研究了压力对溶剂脱沥青过程的影响.The effect of pressure on SDA process was studied.介绍了渣油溶剂脱沥青 - 脱油沥青气化 - 脱沥青油催化裂化组合工艺的研究及应用情况.The article introduces research and application situation of solvent deasphalting - deoiling asphalt gasificat...
Vast amounts of energy, from X-rays right through the spectrum down to radio waves, are escaping into space...大量的能量，从 X 光直到无线电电波，都正被泄露到太空中去。There are large amounts of aluminum silicate in the area.这个地区有大量的硅酸铝。If all the ...