cxl造句

• 3 ) regarding jba , yqs , and cxl fertilizer as addition agent of the ecological material , magnetic fertilizer as ecological fertilizer , the material take on character such as water holding capacity , fertilizer retaining , prime cluster structure and binding power , which realize the destination of ecological protection of the abrupt rock slope
  ( 3 )适当配比的高分子材料jba 、 yqs和生态肥料cxl作为生态基材的添加剂可使基材具有保水、保肥、优质团粒化和粘结性能，从而达到生态护坡的目的。