求翻译：岩棉块有稳定的结构，匀质性好，无毒，化学性稳定，岩棉作为无土栽培基质在过去的十几年间发展速度很快。是什么意思？

Rockwool block have a stable structure, homogeneous good, non-toxic, chemical stability, and rock wool as a soilless growing media in the last ten years rapid development.

rock wool block a stable structure of good quality, natural, non-toxic, chemical stability, rock wool as soil cultivation substrate during the past 10 years is very rapid development.

The crag cotton and kapok block has the stable structure, the uniform nature is good, non-toxic, the chemical properties are stable, the crag cotton and kapok took the soil-free cultivation matrix the development speed was very quick during several years in the past.

Rock wool block with a stable structure, uniform quality is good, non-toxic, chemical stability of Rockwool as soil-less cultivation medium in the last of a dozen years in speed.

Rock wool block with a stable structure, uniform quality is good, non-toxic, chemical stability of Rockwool as soil-less cultivation medium in the last of a dozen years in speed.