• 2022-06-06
    The roof of the residential building was constructed in August. The waterproof coiled material was paved during the day. It was found that the waterproof coiled material was bulging and leaking during the acceptance after the construction. Explain the causes of the above engineering problems.
  • 夏季中午炎热,屋顶受太阳辐射,温度高。沥青防水卷材基层中水汽蒸发,汇集于卷材内表面,致使卷材鼓包。 白天高温时卷材软化、膨胀,降温后卷材收缩、断裂,产生渗漏。

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      At ____________, photography is a chemical process, during which a light-sensitive material is altered when exposed to light.

    • 1

      Most of us have to solve problems ____. A: almost daily B: during the day C: because they happen during work

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      In case it was stipulated in the contract that “shipment is made during July and August”, one lot the goods must be shipped in July while another in August.

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      During the producing process of mud brick, the material does not need to be as highly compacted as rammed earth.

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      “After all, surgeons have X-rays to guide them during an operation, lawyers have briefs to guide them during a trial, carpenters have blueprints to guide them when they are building a house. Why, then, shouldn't students be allowed to look at their textbooks during an examination?” The logical fallacy in the above sentence is ____.