因为身体燃烧碳水化合物来提供能量，就不会将肌肉中的谷氨酸当成肌肉收缩的能量了。
If not provided sufficient carbohydrates to be used as the energy source in fueling muscular contractions, the muscle will actually "eat" its glutamine (and therefore its muscle mass), as energy.
由于变形作用(水化热、收缩、气温差)引起工程结构的裂缝是很复杂并很重要的问题。
The problem of cracks, which is caused in structures by deforming effect, such as hydration heat, shrinkage, temperature difference of atmosphere, is very important and complicated.
高性能胶凝材料主要用于高性能混凝土，具有强度高、需水量小、水化垫低和收缩小等特点。
High Performance cementitious material is specially used for high Performance concrete. Propetties of that are high strength, low water demand, low hydration heat and low shrinkage.
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