The emulsion acrylic glueing agent SL 407 was prepared with polymerization process of pre - emulsifying and whole dropping.采用预乳化全部滴加的聚合工艺,制备乳液型丙烯酸酯类水性台板胶.Beeswax acts as an emulsifying agent.蜂蜡起到乳化剂的作用。No colloid, surfac...
Beeswax acts as an emulsifying agent.蜂蜡起到乳化剂的作用。Egg yolk serves as the emulsifying agent in salad dressing.在色拉调味时,蛋黄能作为乳化剂.No colloid, surfactants or emulsifying agents are employed in the process.本法不使用胶 、 表面活化剂或乳化剂....
the expansion and contraction of the metal金属的膨胀与收缩Contraction of the timbers left gaps in the fence.木料收缩,结果围墙露出缝来.The forces of expansion are balanced by forces of contraction.扩张力和收缩力相互平衡....
她穿的那件轻薄的粉红色连衣裙在身后飘舞。She was wearing a flimsy pink dress that streamed out behind her.他把其他的摩托车手甩在身后。He left a host of other riders trailing in his slipstream.他双手紧扣，背在身后，在走廊里踱来踱去。He paced the corridor, hands clasped behind...