Rigid polyurethane and polyisocyanurate foam when dispensed or sprayed on a construction site - specification for dispensed foam for thermal insulation or buoyancy applications 施工现场配制与喷涂用硬聚氨酯和聚异三聚氰脲酸酯泡沫塑料.第2部分:绝热或弹性配制泡沫塑料的规范
Chemicals sprayed on croplands or forests or gardens lie long in soil , entering into living organisms , passing from one to another in a chain of poisoning and death 喷洒到农田森林或者花园里的化学物质长期滞留于土壤中，渗入有机体内，并彼此相传，形成了一个中毒与死亡的链条。
A few weeks later on the saturday he threw all stoutamire ' s dirty horse blankets into the back of his pickup and took them down to the quik stop car wash to turn the high - pressure spray on them 几个星期后的一个周六，他把斯图特埃米尔家那些脏毯子扔上卡车，拉到洗车处，用高压水枪冲洗。
Chemicals sprayed on croplands or forests or gardens lie long in soil , entering into living organisms , passing from one to another in a chain of poisoning and death 化学物质还神秘地通过地下水传递，最终以新的形式出现并结合，使植物毒死，牲畜害病，并使饮用一度纯净的井水的人遭受了不明之害。
One undercoat , one final coat spray on face and rounded edges , no bubble , no blister , no scratch , no orange peels , no exposed grain , no overrunning at the edges and no surface roughness 一次底漆和一次在表面和边缘喷漆，没有泡影，没有水泡，没有抓痕，没有不平坦，没有暴露的木纹，没有粗糙边缘和表面。
It can retard the setting time of the concrete . it also can be sprayed on the concrete members , and have good shrinkage reducing rate effect . it can be a kind of conserving agent 水泥对聚丙烯酸盐类减缩剂的平均吸附率为5 %左右,聚丙烯酸盐类减缩剂能降低水的表面张力,能使水的表面张力从75 . 7mn / m下降到43 . 5mn / m 。
Nxt generationtm spray wax ? this liquid spray on wax is a companion product for meguiar ' s nxt generation of car care products built with esp ' s ( engineered synthetic polymers ) for today ' s advanced polymer finishes Nxt新一代喷雾蜡-这种液态喷雾蜡是美光新一代护理产品的同类产品，与现今最先进的esp聚合体技术结合。
The result shows that : proper dose of manganese mixed with seeds or spraying on the leaf can improve the bleeding intensity of the soybean plant , and also improve the ability of water absorbing and the activity of roots 结果表明，适量的锰浸种与叶面喷施可增加大豆植株的伤流量，提高大豆植株主动吸水能力和根系生理活性。
Because i can move around well in the air , few other animals really bother me . but i do have a hard time protecting myself from insect repellents that humans sometimes spray on plants 因为我能自如地在空中飞翔，几乎没有别的动物能真的打扰我。但我确实也有不好过的时候，就是保护自己免受有时人类喷洒在植物上的驱虫剂的侵害。
Abstract ： the influence of bleeding sap and nitrate - nitrogen , amino acid in root sap of k4 which grown in the zone is researched in seed treatments and initial bloom stage after spraying on leaf with edta - mn 摘要以“垦农4号”为材料，利用锰浸种和初花期叶面喷施，在小区试验的条件下研究了锰对大豆根系伤流量、伤流液中硝态氮和氨基酸含量调控的效应。
