为了使加固混凝土结构中新旧材料能共同工作，施工时应采取适当措施，以提高结合面的抗剪能力和抗渗能力。
In order to acquire good combination of new and old materials in reinforcement process some proper measures are adopted in construction to enhance the shear ability and impermeability.
我们已经特意加固包装，以便使货物万一遭到的损坏减小到最低程度。
We have especially reinforced packing in order to minimize the extent of any possible damage to the goods.
即便是今天，敞篷车用于抬升和降低车篷的机械装置以及车体的加固装置仍然使它们比封闭式车厢的轿车车体更沉重，车内空间更狭小，安全系数更低，工艺更复杂。
Even today, the mechanism used to raise and lower the top, along with body reinforcements, make them heavier, less capacious, less secure, and trickier to engineer than their fixed-roof counterparts.
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