我国开展老年人旅游的市场潜力很大，无论从市场角度，还是老年人旅游者本身，开发的可行性条件已经成熟。
Our seniors 'tourism market has great potential both from a market perspective and seniors travelers themselves, and the feasible conditions are ripe for development.
考虑到沙漠地区特殊的地理条件，沙漠公路路面材料的设计和应用要遵循适用性、可行性和经济性的原则。
Because of the special geographical condition of the desert area, the pavement material design and application for desert highway must comply with the principle of utility, feasibility and economy.
EASA预计，更简单的条件将使得更多的制造商制造更加经济的飞机，而且无需放弃高安全标准的可行性更高。
EASA expects that the simplified conditions will make it possible for more manufacturers to build economical aircraft without giving up the high safety standard.
应用推荐