The stress and induced cracks have important influences on the concrete durability, especially the ingress of aggressive agents, such as chloride.

应力水平及由此产生的微裂缝或宏观裂缝对钢筋混凝土结构的耐久性，尤其是有害物质的入侵有一定程度的影响。

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Despite aggressive treatment with new or more established licensed antifungal agents, these infections are an important cause of morbidity and mortality, especially in immunocompromised patients.

尽管可用新型或许多已获许可的抗真菌药物进行积极治疗，但这类感染仍是发病和死亡的重要原因，对免疫功能低下的患者尤其如此。

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They will join a team that might seem more appropriate to weapon manufacturing than to making mobile phones - including ex-FBI agents, intelligence agents, and a highly aggressive legal team.

他们将会插手一个更像是制造兵器而不是制造电话的团队，哪里包罗前fbi的特工，密探，尚有一个十分有进取心的法令团队。

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These franchise agents must also meet aggressive sales targets so, with sales slowing, some stores have been reporting fictitious contracts.

ECONOMIST: Japanese high-tech

Over the long haul, says Dr. Christopher Cannon of the Brigham and Women's Hospital in Boston, the goal should be to prevent future episodes through more aggressive lowering of cholesterol and treatment with more anticlotting agents.

CNN: Just How Bad Was It?