The mechanism of underground solidification and induration of cement clay grout is emphatically discussed and tested and vertified in engineering. 简要介绍了高压喷射灌浆新技术的原理，重点论述了水泥粘土浆在地下的固结与硬化机理，并以工程实践作了验证。
Infected mandibular, parotid and anterior cervical nodes usually cause subcutaneous induration and surface bulging. 感染的下颌，耳下和颈前淋巴结，通常引起皮下硬结和表面突起。