由于降水不慎,可能产生流砂,导致基坑失稳.Improper precipation may cause quicksand and result in foundation pit unsteadiness.摘要深基坑开挖中的降水会引起周围土体沉降.Dewatering in deep excavation will cause settlement of surrounding soils.船坞开挖属深基坑开挖,是危险性较大的分项工程...
The dielectric tunable behaviors of BTS are consistent with Devonshire phenomenological theory.研究发现,BTS材料 介电可调行为和Devonshire唯象理论吻合很好.Alexandrite laser is one of the superior tunable solid - lasers.紫翠宝石激光器是迄今为止较好的固体可调谐激光器之...