In case of a positive screening test, confirmation of results must be carried out via more complex chemical analysis.
如果筛选检测呈阳性，就必须通过更加复杂的化学分析来确认结果。
The project succeeded in screening 346 sites with potential chemical contamination risks and identifying 58 priority pollution sources for follow-up mitigation actions.
通过对346个具有潜在化学污染风险的点进行筛查，这一全球环境基金项目识别出58个重点污染源作为采取后续措施的重点。
Widely used in mineral processing, building materials, silicate and chemical industry in the rubble, the joint screening devices.
广泛应用于选矿、建材、硅酸盐和化学工业中的碎石、筛分联合设备中。
Washing the surface in chemical way does Iittle corrode and it is an effective, easy and practical way of washing the screening surface.
化学清洗是曲筛筛面清洗的一种行之有效而简便实用的方法。
Cleaning the surface in chemical way does little corrode and it is an effective, easy and practical way of cleaning the screening surface.
化学清洗是曲筛筛面清洗的一种行之有效而简便实用的方法。
Methods Identification by chemical methods to rapid screening, and further verification by TLC.
方法采用化学鉴别方法进行快速筛查，并用薄层色谱法进行进一步确认验证。
It is widely used in crushing and screening plants of mining, construction materials, silicate and chemical industry.
广泛应用于选矿、建材、硅酸盐和化学工业中的碎石、筛分联合设备中。
TCS Series Drum screening Machine is widely used in the screening of products of dressing plant, macadam processing plant, building materials and chemical industry.
系列滚筒筛分机广泛应用于选矿厂，碎石加工厂，建材，化工等行业的产品的筛分。
There are circumstances where TLC screening, in addition to chemical analyses, may be needed.
有的情况下，除了进行化学分析，薄层色谱分析（TLC）也是必要的。
Objective: to develop a simple and sensitive method for screening the anti tumor active ingredients of medicinal plant in chemical laboratory.
目的：建立一种在化学实验室内进行的简便易行的抗肿瘤活性成分的检测方法。
Methods: To mutate breeding for strain by chemical mutagen. Its producing resistant ability and propagating stability of strain obtained by screening was observed by shaking flask test.
方法：用化学诱变剂对菌种进行诱变育种，筛选得到的菌株通过摇瓶试验考察其产抗能力与传代稳定性。
The product exhibits excellent clarity, toughness, chemical resistance, surface hardness, mar resistance, dimensional stability, and UV light screening properties.
该产品具有优良的透明度，韧性，耐化学性，表面硬度，抗磨损，尺寸稳定性，和抗紫外线等特点。
Objective: on basis of preliminary studies, to prepare the effective components group of Xiaoxuming decoction for anti-ischemic by combining chemical analysis with pharmacological activity screening.
目的：在前期的研究基础上，通过化学分析和药理活性分析相结合的方法，制备小续命汤抗脑缺血有效成分组。
The author considers contemporary issues such as chemical exposure, high throughput screening, and the standardization and validation of in vitro techniques.
作者考虑当代期刊象检查的化学暴露，高透过量，和标准化和在试管内技术的生效那样。
However, scientists do not know which chemical the dogs are detecting, which is what they say they need to know to develop a screening programme.
然而，科学家不知道狗检测到的是哪个元素，也不知道他们所说的是哪一个，科学家需要去开发一个可视的程序。
At the same time, also applies to screening and classifying raw slurry materials and powder in chemical industry, papermaking, pharmaceutical and other industries.
同时也适用于化工、造纸、医药等行业的浆液原料和干粉的过筛分选。
It is widely used in the crushing and screening combination equipment and is used in metallurgy, coal, mine selecting, building material, chemical industry, mill material etc industries.
广泛应用于冶金、煤矿、选矿、建材、化工、磨料等行业的破碎、筛分联合设备中。
It is widely used in the crushing and screening combination equipment and is used in metallurgy, coal, mine selecting, building material, chemical industry, mill material etc industries.
广泛应用于冶金、煤矿、选矿、建材、化工、磨料等行业的破碎、筛分联合设备中。
应用推荐