Development has been guided by a concern for the ecology of the area.
关注本地区的生态状况一直是发展的指导原则。
The development of step-pool system plays an important role in stream ecology.
山区河流发育的阶梯—深潭系统具有显著的生态学作用。
The development of step-pool system plays an important role in stream ecology.
山区河流发育的阶梯—深潭系统具有显著的生态学作用。
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