1) masking board
覆盖用纸板
2) cap stock
瓶盖用纸板
3) The roofs are covered with stone slates.
屋顶用石板覆盖。
4) sheathe a roof with copper
用铜板覆盖屋顶
5) paper-mulching
纸膜覆盖
1.
Experimental study on effect of paper-mulching rice planting technology on saving water and controlling weeds;
水稻纸膜覆盖种植技术节水控草效果的试验研究
2.
The treatments included paper-mulching , no-mulching, and 3 types of irrigation methods.
做了由纸膜覆盖和不覆盖与 3种灌溉方法组成的 6个处理 3次重复的盆栽试验。
3.
The effects of paper-mulching rice planting technology on water saving and weed control were studied with recycle paper,farming paper,and craft paper as the mulching materials for the baby seedlings and transplanted seedings.
采用再生纸、农用纸和牛皮纸作为水稻种植的覆盖材料 ,研究了纸膜覆盖在水稻乳芽直播和插秧等不同种植工艺条件下的节水和控制杂草效果。
补充资料:工业技术用纸板
分子式:
分子量:
CAS号:
性质:通常指除包装纸板、绝缘纸板、靴鞋纸板、建筑纸板等外,供工业技术用纸板的总称。有时也泛指一般工业用纸板。根据用途有:衬垫纸板、字型纸板、提花纸板、过滤纸板、纸粕辊纸等多种。
分子量:
CAS号:
性质:通常指除包装纸板、绝缘纸板、靴鞋纸板、建筑纸板等外,供工业技术用纸板的总称。有时也泛指一般工业用纸板。根据用途有:衬垫纸板、字型纸板、提花纸板、过滤纸板、纸粕辊纸等多种。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条