消毒

The regulating reservoir water leakage enters the oxygen unit, through the biological degeneration function, enable the organic pollutant to obtain the thorough degeneration, the good oxygen unit enters the water to enter the precipitation unit, the precipitation unit water leakage flows automatically enters the middle basin; In the middle basin by the pump promotion to the micro flocculation unit, in the water before the residual soluble organic matter and the filtration throws the coagulant response production suspended solid which adds through the filtration pot filtration, the micro flocculation filtration water leakage enters the disinfection area, achieves the sterilization goal in the disinfection area using the chlorine dioxide strong oxidability.

调节池出水进入好氧单元，通过生物的降解作用，使有机污染物得到彻底的降解，好氧单元进水进入沉淀单元，沉淀单元出水自流进入中间水池；在中间水池由泵提升至微絮凝单元，水中残留溶解性有机物与过滤前投加的混凝剂反应生成悬浮固体通过过滤罐滤除，微絮凝过滤出水进入消毒区，在消毒区内利用二氧化氯的强氧化性达到杀菌目的。

The principle of sterilization and a new method of disinfection using ozonous ater.

手术器具消毒原理；介绍一种新的使用臭氧水消毒方法。

Objective To observe the influences of a variety of factors on on-the-spot air disinfection efficacy of peracetic acid in order to provide the basis for on-the-spot air disinfection.

目的观察多种因素对过氧乙酸空气现场消毒效果的影响，为开展空气现场消毒提供依据。

Peracetic acid inter aqueous solution of kinetic data were measured at the temperature 25℃ by the iodimetery.

过氧乙酸是一种高效无残毒的消毒杀菌剂，特别适用于公共餐具的消毒。

Relationship between water quality before disinfection and acute toxicity of disinfected wastewater during chlorination and dechlorination was studied using Photobacterium bioassay.

摘 要：利用发光细菌法对氯化/脱氯消毒过程中污水水质与消毒后污水急性毒性之间的关系进行了研究。

Results The clinical observation of 180 patients with entirely developed root apex of acute and chronic apical periodontitis shown that there was no significant difference comparing erythromycin ethylsuccinate-metronidazole-CP with FC in root canal sterilization, therefore, the irritability and poisonousness of the paste can be reduced by using erythromycin ethylsuccinate-metronidazole-CP instead of FC.

为了清除髓腔病源刺激物，促进根尖病变愈合，目前国内大多用甲醛甲酚进行根管消毒。甲醛甲酚属化学制剂，虽具有强烈的杀菌作用，但亦具有刺激性、毒性和抗原性等，而琥珀酸红霉素和甲硝唑在临床上已被证明对厌氧菌有明显疗效，对于根管内的消毒杀菌作用如何，研究报道不多。

Feasibility of tricocyst test with Tetrahymena pyriformis were evaluated by several chemicals (Cu2+, MMC, CP),and the effects on tricocyst by the organic compounds in the pond water with Cl2 were monitored .

然而近几年对加氯消毒饮用水的研究发现，氯能与水体中的微量有机物反应生成具有致突变作用的物质，如Symons[1]等人对美国80个主要城市氯消毒饮水的调查中发现普遍存在较高浓度的三卤甲烷。

According to analysis of Mount Tai sealwort wild resource and ecological environment, the soil of seed sprouting bed has been treated with 700 times mancozeb and phoxim powder 20g/m2 ,the seed germination rate and survival rate are up to 81% and 76% respectively. 600 times phoxim cooperate with 1000 times dipterex has been applied to control pest, and the effect can be up to 90%.

泰山黄精野生资源分布与生态环境考察分析，种子催芽床土消毒，以700倍代森锰锌和20g/m2辛硫磷粉剂拌土消毒效果好，出苗率和存苗率分别达到81%和76%，虫害防治以600倍辛硫磷+1000倍敌百虫配合施用，效果最好可达90%。

RESULTS Twelve hours were spent in the sterilization to the undurable orthopedic instruments when the ethylene oxide was used, and 10h were needed using the 2%GTA.

结果 不耐热骨科手术器械采用环氧乙烷灭菌法进行消毒每次需要12h；戊二醛浸泡灭菌每次需要10h；低温过氧化氢等离子灭菌法消毒每次需要55rain。

Neonatal tetanus continues to occur in large numbers in developing countries because of unsterile cutting of the umbilical cord or ritualistic covering of the cord stump with unsterile items.

在发展中国家，仍有大量的婴儿破伤风病例发生，这是因为剪断脐带时未加消毒，或是仪式性的用未经消毒的物品覆盖剪断后的脐带所致。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。