求翻译：而它自身的经济基础薄弱，投入不足；产品缺乏独特性，无法吸引游客；从业人员素质不高；宣传和发展力度不足等问题制约了它的发展是什么意思？

Its economic base is weak, inadequate investment; lack of uniqueness, unable to attract tourists; the quality of employees is not high; lack of promotion and development efforts to restrict its development

And it has its own weak economic base, lack sufficient investment; the product unique, and will not be able to attract tourists, practitioners are of low quality, and advocacy and development constraints, such as low intensity in its development

But it own economic basis is weak, investment insufficiency; The product lacks the distinctive quality, is unable to attract the tourist; The jobholders quality is not high; Questions and so on propaganda and development dynamics insufficiency have restricted its development

Its a weak economic foundation, inadequate investment; lack of uniqueness, unable to attract tourists; in China does not have much quality; promotion and development problems of insufficient restriction of development

正在翻译，请等待...