求翻译：旅游业可持续发展的条件是旅游资源的可持续利用。生态旅游要持续发展，必须把握适度的开发速度，控制接待人数，增强环境意识，否则，太多的游客会对目的地的环境造成过大的压力，破坏了生态旅游赖以生存的环境，生态旅游也就不可能持续发展。为此需要采取积极有效的措施确保生态旅游的可持续发展。是什么意思？

Conditions for sustainable tourism development is sustainable use of tourism resources. Eco-tourism to sustainable development, we must grasp the development of an appropriate speed, control the number received, and enhance environmental awareness, otherwise, too many tourist destinations would be t

Sustainable development of tourism is the tourism resources in terms of sustainable use. Eco-tourism, sustainable development must be grasped to moderate the development speed, control and enhancing environmental awareness reception number, otherwise, too many of the tourists will be the destination

The tourism sustainable development condition is the tourist resources sustainable use.The eco-tourism must develop continually, must grasp the moderate development speed, the control reception population, enhancement environmental awareness, otherwise, too many tourists can create the oversized pre

Conditions for the sustainable development of tourism is sustainable utilization of tourism resources. Sustainable development of ecological tourism, must grasp the development of moderate speed, control number received, enhance environmental consciousness, otherwise, too many tourists may cause exc