With a stronger steel casing and backup shock-resistant triggering mechanisms, the Perseus can smash through several metres of reinforced concrete and detonate only after it has gone into a bunker.
珀尔修斯拥有更坚固的钢铁外壳和备用的抗震性触发系统，能击穿数米厚的钢筋混凝土，并在进入掩体之后才引爆。
Based on the theory of the viscoelastic rheological model, the coupled mechanical model of the soft rocks, the concrete sheath and the casing is developed.
以黏弹性流变模型理论为基础，建立软岩层、水泥环和套管流变耦合的力学模型。
Therefore, extensive angle monitoring is adopted to observe the structure response of steel casing, reinforcing steel bar and concrete.
为此采用广角度监测技术，跟踪观测钢护筒、桩身钢筋和混凝土的应力响应。
Therefore, extensive angle monitoring is adopted to observe the structure response of steel casing, reinforcing steel bar and concrete.
为此采用广角度监测技术，跟踪观测钢护筒、桩身钢筋和混凝土的应力响应。
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