Taken together with a small decline in recorded chemical oxygen demand, a water-pollution indicator, the SO2 fall showed the "clear results" of strengthened anti-pollution work, SEPA said. 国家环保总局表示,二氧化硫排放量的下降,加之衡量水污染状况的化学需氧量(cod)指标也略有降低,表明强化污染治理工作取得“明显成效”。
A dark green dye used as a stain, an antiseptic, a chemical indicator, and an antidote in cyanide poisoning. 一种深绿色染料,用作着色剂、防腐剂、化学显示剂及氰化物中毒的解毒剂。
Objective To evaluate the method of neutralization of chemical disinfectant for inactivation of virus with feline calicivirus ( FCV) as the indicator. 目的研究猫杯状病毒作为指标,评价化学消毒剂灭活病毒的中和剂试验方法。
Chemical oxygen demand ( COD) is a synthetical indicator which represents the degree of organic pollution in water. 化学需氧量(COD)是表征水体中有机物污染程度的一个综合性指标。
Evaluation of the monitoring performance of chemical indicator for disinfection of animal products by ethylene oxide 畜产品环氧乙烷消毒化学指示卡监测性能的测定
The properties of Sihuan-Brand Autoclaving Adhesive Tape chemical indicator was observed by naked eye and examined by instrument. 以肉眼观察与仪器检测四环牌压力蒸汽灭菌化学指示胶带的性能。
Consequently, to a certain ex-tent, the chemical composition of the soil primary m1nerals may be an indicator for searching for suitable areas for jujube growing. 因此,在某种程度上可以说,枣区土壤原生矿物化学组成特征可以作为探寻枣树适宜区域的一种标志。
Content of the products were quantitatively determined by two-phase chemical titration using bromophenol blue as the indicator and dichloroethane as the phase splitting agent. 以溴酚蓝为指示剂、二氯乙烷为分散相两相化学滴定法测定产物的含量。
Intracrystalline variations in chemical composition of garnet and biotite from the Ji'an group of Tonghua district and its significance as an indicator of metamorphic PTT path 通化集安群石榴子石和黑云母微区化学成分特征及其对变质作用p-T-t轨迹的指示意义
The chemical oxygen demand is referred as important indicator of organic substance in water. 化学需氧量是水体中有机物含量的重要指标。
Development of chemical indicator for disinfection with ultraviolet radiation 紫外线强度与消毒剂量指示卡的研制
Colour change rate of chemical indicator was examined by colour anal-ysis method. 本文采用色彩分析技术对环氧乙烷灭菌化学指示器的化学变色速率进行了研究。
Colloid titration is an important method of charge analysis of wet end This paper focus on principle, applications of colloid titration and chemical reagent ( standard polyelectrolyte, indicator and datum material) used in colloid titration 胶体滴定技术是造纸湿部电荷分析的重要方法。介绍了胶体滴定技术的原理,应用的化学试剂&标准聚合电解质、指示剂和基准物,以及胶体滴定技术的应用
After chemical analysis of the experiment water, the tendency to corrosion and scaling was analyzed by a stable indicator. 在对试验水样进行水质化学分析后,采用稳定指数法,对水样的腐蚀与结垢趋势进行了判断。
The article introduces the method for determining temperature distribution by using two kinds of chemical drugs as indicator. 本文介绍了用两种化学药品作温度指示剂对烘箱温度分布进行测试的方法。
We suggest soil animal indicator as a substitute indicator for land pollution. EVALUATION OF THE MONITORING PERFORMANCE OF CHEMICAL INDICATOR FOR DISINFECTION OF ANIMAL PRODUCTS BY ETHYLENE OXIDE 为了对土地质量全面客观地进行评价,提出了土壤动物指标可以作为土地污染的一个间接指标。畜产品环氧乙烷消毒化学指示卡监测性能的测定
Method To monitor sterilization effect comprehensively, adopt biological indicator and chemical indicator to control different parameter and mechanical status during the sterilization. 方法采用生物指示剂、化学指示剂和控制灭菌过程的各种参数及机械状况,对灭菌效果进行综合监测。
METHODS To compare the validity and adaptability between pack interior chemical indicative card and portable chemical indicative card by sterilization test with biologic indicator card. 方法通过灭菌试验结合生物指示剂比较包内化学指示卡和移动式化学指示卡的有效性及适应性。
Results Digital coding can make up the deficiency of chemical indicator strip, and it is a simple and feasible method in practice. 结果数字编号法弥补了灭菌手术包内压力蒸气灭菌化学指示卡粘贴法的不足,使其更方便、适用。
Progress in chemical dosimetry and Discussion on biochemical radiation indicator 化学剂量计的研究进展和生物化学剂量计探讨
Experimental observation on applied efficacy of chemical indicator of ethylene oxide made in China 国产环氧乙烷化学指示卡应用效果的试验观察
Determination of ultra trace amounts of iron in chemical reagents with a new indicator reaction& System of hydrogen peroxide-acid chrome blue K 利用铁的新指示反应测定化学试剂中的超痕量铁&酸性铬蓝K-H2O2体系
Spinel as a chemical indicator during partial melting and subsolidus equilibration of mantle peridotite: experimental study and application in natural rocks 尖晶石在地幔橄榄岩部分熔融和亚固相平衡过程中的化学指示&实验研究及在自然岩石中的应用
The effect of raw materials and rinsing condition upon its quality was discussed. Indicators of quality evaluation including sensory indicator, physical and chemical indicator, micro-organism indicator and standard hygiene indicator were tested. 探讨了原、辅料和漂洗条件对产品质量的影响,测定了评价产品质量的感官、理化和微生物指标。
Test for performance of chemical indicator type 12k-i for autoclaving 12K-1型压力蒸汽灭菌化学指示卡效能测试
Studies have shown that the quality of tobacco and its products are mainly decised from the intrinsic chemical composition of tobacco, and the smell of tobacco is an important indicator of quality for evaluating tobacco and its products. 研究表明,烟草及其制品的品质主要是由烟叶内在化学成分决定的,而烟草香味是评定烟叶及其制品质量的重要指标。
There are highly significant differences on potassium ion and the difference between the content of total sugar and reducing sugar in conventional chemical indicator, there are significant differences on total sugar and chloridion. 常规化学指标中钾离子和两糖差存在极显著差异,总糖和氯离子存在显著差异。
Natural water is one of the main ecosystems contaminated by heavy metal. Since sediments of the natural water contaminated by heavy metal are usually called as "Chemical Time Bomb", the sediments are chosen as an indicator of heavy metal contamination. 天然水体是受重金属污染的主要生态系统之一,受重金属污染的水体沉积物被喻为化学定时炸弹,沉积物是水环境重金属污染的指示剂。
Chemical Oxygen Demand ( COD) is a composite indicator to measure the levels of organic pollutants in seawater. 化学需氧量(简称COD)是衡量海水中有机污染物含量的综合指标。
Laser scribing developed on the basis of laser marking. It irradiates on the work-pieces using high energy density laser, produces chemical reaction and makes permanent indicator. 激光刻线技术是在激光打标技术的基础上发展起来的,利用高能量密度的激光照射工件,局部发生化学反应,从而留下永久标记。