safety_gates_有道手机词典

1.The safety gates at the railroad crossing are lowering.
铁路交叉路口的安全闸正在放下来。
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2.The number of gates should be kept to the minimum necessary for proper access and safety.
门的数量应保持在最低的适当的访问和安全的必要。
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3.With the results of mechanical experiments of corroded components, according to corrosion grades, resistance revision method is proposed for safety diagnosis of components of hydraulic steel gates.
并结合受蚀构件力学试验结果，按腐蚀状况等级，提出构件抗力修正方法，从而实现钢闸门构件的安全诊断。
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