The preservative agents mainly includes: pretreatment agent, vase agent.
切花保鲜剂主要包括预处理液、瓶插液、催花液。
It can be used to make treatment agent for metal surface and pretreatment agent for pickling, electroplating, painting.
可制造金属类的表面处理剂、酸洗、电镀、喷漆用的预处理剂。
The results show that the no satisfactory result can be obtained by solely using hydroxy lamine as pretreatment agent unless a small amount of hydrazine is added into the pretreatment sy…
结果表明，单独采用羟胺进行预处理，对钌的去污效果较差，在预处理体系中加入少量肼，可得到满意结果。
The effects of straw pretreatment with microbial agent and biogas fermentation accelerant on dry fermentation were studied.
研究了复合菌剂预处理秸秆和添加沼气发酵促进剂对秸秆干发酵的影响。
The criteria for tooth selection dictated no pretreatment with a chemical agent such as alcohol, formalin, or hydrogen peroxide, or any other form of bleaching.
牙齿挑选标准规定未做过像酒精、甲醛、过氧化氢和其他漂白剂等化学用品预处理。
After microwave pretreatment, corncob modified by succinic anhydride was prepared for a novel water treatment agent.
利用丁二酸酐对经微波预处理的玉米芯进行改性，制备了一种新型的水处理剂。
The cold pad-batch pretreatment process was carried out with environmental-protecting and high-efficiency scouring agent KX-310 and the processing conditions were optimized.
采用环保型高效精练剂KX-310进行冷轧堆前处理试验并优化其工艺条件。
The cold pad-batch pretreatment process was carried out with environmental-protecting and high-efficiency scouring agent KX-310 and the processing conditions were optimized.
采用环保型高效精练剂KX-310进行冷轧堆前处理试验并优化其工艺条件。
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