formaldehyde的例句大全

The conventional ethoxyline sand-screening pipe is harmful to both the operators and the environment because of containing excessive formaldehyde and toluene.

常规环氧树脂滤砂管甲醛和甲苯严重超标，对生产和施工人员及环境有一定的伤害，因此在环氧树脂滤砂管的基础上开发了GD环保型滤砂管。

Currently, formaldehyde and sodium hypophosphite are widely used as reducing agent of electroless copper plating, and have high technical maturity. However, considering the problem of environmental factors and plating quality, a more excellent reducing agent is needed urgently.

目前，作为化学镀铜溶液中的还原剂，甲醛和次磷酸钠的应用最为广泛且工艺成熟，可是，考虑到环境因素及镀层质量等问题，亟需寻求一种性能更优异的化学镀铜体系。

Then it has conducted a preliminary study in the field test to the plant purification formaldehyde effect.

然后在实际环境中对植物净化甲醛的效果进行了研究。

The remnant of formaldehyde in muscle had out of test scope at the forth day after adding formaldehyde.

在加入甲醛后的第4天所测得的鱼体肌肉内甲醛残留在未检出范围内。

Design and Implement of the Gas Analysis Fast Testing Device for Formaldehyde Emissions

甲醛释放量气体分析法快速检测装置的设计与实现

Formaldehyde emission testing on wood panel and finished goods;

木板和成品的甲醛释放测试；

The composite silica microsphere was obtained through the polymerization of urea and formaldehyde occurred in the silica sol that prepared from the hydrolyzation of tetraethyl orthosilicate.

以甲醛与尿素作为单体在正硅酸乙酯水解所得的氧化硅溶胶中进行聚合反应制得了有机&无机二氧化硅复合微球。

How to reduce the content of free formaldehyde and make it more environmental is the most important problem for the textile finishing workers.

如何减少游离甲醛含量，使整理后织物的性能越来越符合绿色环保的要求，一直以来是染整工作者们研究的热点。

The means is to take CO_2 as the representative pollutant, through the experimental test on and theoretical analysis of air supply, air removing, ventilation conditions and so on, and to simulate the contaminant removing efficiency of the formaldehyde in the residence.

方法以CO2为代表性污染物，经单送风、单排风、送风加排风等工况的实验测试及理论分析，模拟出对室内甲醛的排污效果。

The result shows that the influence of specimen storage condition and water bath temperature on determination of formaldehyde content was great.

结果表明：样品的存储条件和水浴温度对甲醛测定结果的影响较大。

After finishing, the fabric flatness attained rate 3.5 or more, retention of tensile strength at break not less than 55% and residual formaldehyde on fabrics less than 75 mg/ kg.

整理后的织物平整度可达3.5级或以上，断裂拉伸强力保留率不低于55%，织物残留甲醛量

Phenol formaldehyde amine in concert with low molecular polyamide to cure epoxy resin

酚醛胺-低分子聚酰胺协同固化环氧树脂的研究

Testing Background Value Requirement of Formaldehyde Released from Plank Stuff to the Air by Environmental Test Chamber Method

环境测试舱法检测板材对空气中甲醛本底限值要求的探讨

Methods The natural decay measurement and formaldehyde removal measurement were conducted in 1.5m 3 and 30m 3 test chamber.

方法在30m3和15m3测试舱中进行自然衰减试验和甲醛去除效果试验。

Discussion on Test Methods of Formaldehyde Emission in the National Standard

国标甲醛释放量测定法的商榷

Preliminary Study of the Properties of Super-Low Formaldehyde Resin FZ

超低甲醛树脂FZ的性能研究

Coating resin of melamine ware is prepared by melamine and formaldehyde. Composites fabricated from glass fabric stacking with thermoplastic PPS powder ( powder technology) was evaluated.

蜜胺制品罩光树脂粉是由三聚氰胺与甲醛缩聚而成。研究聚苯硫醚（PPS）树脂粉与玻璃纤维织物（GF）叠层模塑（粉末工艺）制复合材料的工艺与性能。

Acrylic Thermosets: A Green Chemistry Alternative To Formaldehyde Resins

丙烯酸热固性技术：一种替代甲醛树脂的绿色环保化学

Thermosetting plastics and formaldehyde cross-linking points and the other two types of cross-linking.

热固性塑料又分甲醛交联型和其他交联型两种类型。

A clear thermosetting resin made from urea and formaldehyde and used in electrical fittings, adhesives, and finishes.

一种清亮的热硬化性树脂，由尿素和甲醛制成，用于电器装备、粘合剂和末道漆中。