亚洲精品入口一区二区_午夜福利麻豆国产精品_中文字幕大片不卡高清av在线_亚洲av无码国产丝袜在线观看_国产熟女出轨做受的叫床声_精品欧美区一区二久久久_琪琪电影网午夜理论片717西瓜_亚洲欧美日韩中文成人在线_99精品国产一区二区三区_18禁激情床震无遮挡污污污

Drip films

It can effectively defer the aging of greenhouse film in ultraviolet radiation and thermal oxidation and prolong the service life of greenhouse film; it has fine mechanical property and optical property and is light and nontoxic.

It can be used in covering of agricultural use, animal husbandry, covering of rations and forage and bricks. Its service life is one year (or according to the protocol standard).

Hits:6094 Entry Time:2015-06-09 09:26:37【Print this page】【Return

LINKS