A. evaporation B. sublimation C. condensation D. diffusion 相关知识点: 试题来源: 解析 B。固体直接变成气体的过程叫升华。选项 A 蒸发是液体变为气体;选项 C 冷凝是气体变为液体;选项 D 扩散是物质的一种混合方式。反馈 收藏
A liquid absorbs heat when it changes into a gas and releases heat when it changes into a solid. When a liquid changes into a gas the phase change is...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question ...
Reid, Keith
题目The process of a solid turning directly into a gas is called _. A. evaporation B. condensation C. sublimation D. distillation 相关知识点: 试题来源: 解析 C。直接从固态变成气态的过程叫做升华,sublimation 就是升华的意思。反馈 收藏
2.2 Solid biomass based system Biomass is an abundant renewable energy source commonly used for thermal energy production. At the building scale, biomass is usually used as wood and various type of systems are now available to cover the heating and DHW energy demand. Moreover, a renewed interest...
The tube blank is sent to the feeding position by the conveying line, the turning frame holds the tube blank, the tube blank is automatically rolled into the rotating frame, the feeding machine trolley moves forward, and the tube blank is automatically cla...
Grilled chicken should have a crispy skin and meat that is cooked through fully but not dry. We perform this test in three rounds, giving us a solid average cooking time for each grill. Burgers Burgers are our final test for our grill reviews. We measure out 5.3 ounces of 80/20 ground...
Last time this happened in the oil patch, the stock market crashed. “Going to be a painful period of time,” is how Texas Gov. Rick Perry explained the situation. Read…This Is Just the Beginning of the Great American Oil Bust
Under the rotating material rack, the tube blank is automatically rolled into the V-shaped groove of the turning material. The newly developed THG406 CNC roller type hot spinning machine developed by our company is based on our company's rich experience in manufacturing hot sp...
DTE Vantage is experiencing significant growth in renewable natural gas (RNG), adding its first wastewater biogas project in Dayton, Ohio, and a dairy project in Upstate New York, bringing its portfolio to 15 RNG projects across eight states. byArlene Karidis, Freelance writer Dec 4, 2024 1 ...