1) black plastic
黑色塑料
1.
Objective To observe the short-term effect of covering the irrigationl and drainage ditch with or without the black plastic mulch,and combined with one-time spraying different concentrations of Luomiecide for snail control.
目的观察有螺排灌沟使用黑色塑料地膜结合氯硝柳胺不同用量一次性喷洒与未覆盖近期灭螺效果。
2.
Objective To observe effect of snail control in snail habitat covered with or without the black plastic mulch after half a year.
目的观察黑色塑料地膜覆盖半年与未覆盖喷洒氯硝柳胺灭螺效果比较。
2) black dye
黑色染料
1.
the key factor of preparing black ink-jet ink were introduced,the synthesis example of a new black dye was given.
本文重点介绍制备黑色喷墨打印墨水相关染料的几个关键因素,以及新的黑色染料的合成实例。
5) green plastic
绿色塑料
6) plastic match colors
塑料配色
补充资料：各种增强改性塑料、塑料合金及制品
各种增强改性塑料、塑料合金及制品
督 一年种咐恤改日别州、喇料台金咬制品确厅脚爵‘卜厂曰佑
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