此外，在水底或海底进行建筑物施工时，也常采用圆形的沉井作为结构的基础。
Besides, when a structure is constructed under river or sea, the open caissons designed in circular shape are adopted as for the foundation of the structures.
尽管自动控制的采用在不断增长，但在许多情况下也常需手动协助。
While there has been increasing use made of automatic controls, they frequently require manual assists in many cases.
目前该病的病因尚无定论，在治疗方面也不尽人意，西医常采用激素替代疗法，旨在缓解低雌激素水平引起的症状，但副作用较大。
The hormonal therapy is usually used in western medicine, but it can bring to a series of side effect, and it does not get at the root.
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