粘脏
- 网络set-off;Set off
粘脏-
要强调提高标线的视认性，防粘脏性，防滑性，通过的平顺性，雨天和夜晚的反光性等实际使用性能。
More attentions have been given to enhancement of discernibleness , anti setoff properties , anti-skid properties , smooth-riding , reflectiveness in rainy days and at night time .
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幼体粘脏的原因，主要是水环境理化因子、投饵不当和水环境的突变。
The slime filth adhering to the young bodies results in the physical and chemical factors in the water , improper feeding and the sudden change of the water environment .