【单选题】需 2 个护士同时测量心率和脉率的疾病是
【判断题】天然气水合物(NGH)的固态储存Solid state storage of natural gas hydrate (NGH)将天然气,主要是甲烷在一定温度、压力条件下,转变为固态的水合物,储存于钢制储罐中。Natural gas, mainly methane, is converted into solid hydrate and stored in steel tanks under ce...
【判断题】当压力在33-76MPa条件下,温度为28.8℃时甲烷水合物仍可存在,而在390MPa高压下,甲烷水合物形成温度可提高到47℃。Recent studies have shown that methane hydrate can still exist when the pressure is 33-76mpa and the temperature is 28.8℃, while the for...
【简答题】C Could the solution to world future energy needs lie in the ocean? It’s possible. We are not talking about oil, but another potential untapped energy resource called “methane hydrates”. Methane hydra...