例如，与水泥石的冰冷相比一些人可能更喜欢泥层的土质。
Some, for instance, may prefer the earthiness of a mud floor to the coldness of a concrete one.
本文通过研究罗马尼亚s_2油井水泥在高温下形成水泥石的强度衰退规律，提出合理的加砂量并讨论了应加砂的温度范围。
This paper proposed the reasonable amount and the temperature of adding silica flour after studying the strength retrogression of Romania S_2 oil cement at high temperature.
应用推荐