The production of wear - resistant castables is optimized based on rheology, powder engineering, collochemistry and thermodynamics.耐磨 浇注料是建立在流变学 、 粉体工程学 、 胶体化学、热力学等前沿耐火材料理论基础上充分优化制成....
During the festival, we'll be showing 13 classic oldie films.我们将在电影节期间展映13部经典老片.Most of those attending the funeral stood silently showing little emotion.出席葬礼的人大多都面无表情地静静站着。You're taking a big risk showing this...