查询词典 flame-resistant

The flame is used to solvate and atomize the sample, but a lamp shines light at a specific wavelength into the flame to excite the analyte atoms in the flame.

圆奥运圣火是用来solvate和雾化样品，但是一盏灯照在某一特定波长的光进入火焰来激发原子在被测物的火焰。

With the counterflow diffusion flame serving as an object of investigation and by the use of a detailed elementary reaction kinetics model based numerical analysis method a study was conducted of the influence of thermal radiation on the flame structure and NO x formation in a methane/oxygen enriched (oxygen concentration 60%) air diffusion flame.

在富氧燃烧的研究方面，国内已有一些利用富氧燃烧节能降耗的应用性报道，但是，对富氧燃烧的火焰特性以及污染物的排放等方面的基础特性研究还比较少。

Flame retardant POM composites were prepared using TPU as carrier to introduce melamine cyanurate into POM matrix, and even dispersion of MCA in polymer matrix was obtained. The prepared flame retardant POM possesses good mechanical properties and flame-retardancy.

采用三聚氰胺氰尿酸盐／聚氨酯复合阻燃剂阻燃聚甲醛，阻燃剂粒子均匀分散于聚氨酯分散相中，解决了阻燃剂与聚甲醛直接共混相容性差、材料性能劣化的难题，获得了阻燃性能和力学性能较好的阻燃聚甲醛材料。

In a reference frame attached to the flame front, the flame spreading rate becomes an eigenvalue for the flame spreading over a rod fuel.

当参考坐标系团结在火焰前锋上时，该火焰传播问题成为一准稳态问题，燃料以一固定速度供给火焰。

This paper reviewed the progress in studies on the main non-halogen flame retardant systems for polypropylene cable insulant, emphatically introduced the development and application status of the typical flame retardants, such as organosilicon compound, nano-composite materials, metal hydroxide and phosphorus/ nitrogen intumescent flame retardant.

综述了用于无卤阻燃聚内烯电缆料的主要阻燃体系的研究进展，介绍了金属氧化物水合物体系、磷-氮膨胀型阻燃体系、有机硅复合体系和纳米复合材料阻燃体系的开发应用情况。

Even the near-colorless flames, a new wire on the ignition, the beginning of the flame is yellow, it is difficult to explain is the flame of sodium ions alcohol lamp, or the original color of the flame.

即使是近乎无色的火焰，一根新的铁丝放在外焰上灼烧，开始时火焰也是黄色的，很难说明焰色是钠离子的还是原来酒精灯的焰色。

II: ① take a thin wire, one end with sand paper wipe, and then lightson alcohol to non-yellow flame ignition,② wire with the end of the water dip, and then dip a number of sodium chloride or anhydrous sodium carbonate powder,③ ignited a new spirit lamp (lamp wick is clean, pure ethanol),④ the stained sodium salt powder on the wire on the ignitiontip, when there is a sharpsmall yellow flame, which is sodium flame.

方法二：①取一条细铁丝，一端用砂纸擦净，再在酒精灯外焰上灼烧至无黄色火焰，②用该端铁丝沾一下水，再沾一些氯化钠或无水碳酸钠粉末，③点燃一盏新的酒精灯，④把沾有钠盐粉末的铁丝放在外焰尖上灼烧，这时外焰尖上有一个小的黄色火焰，那就是钠焰。

The effects of an inorganic composite flame-retardant filler, which was prepared mainly from aluminium hydroxide Al(OH_3, magnesium hydroxideMg(OH_2,calcined kaolin, nano silicon dioxide(SiO_2), stibium trioxide(Sb_2O_3), on the flame retardancy of flexible Poly Vinyl Chloride products were investigated, and an ultrafine and active inorganic composite flame-retardant filler was developed.

研究了氢氧化铝 Al(OH 3、氢氧化镁 Mg(OH 2 、煅烧高岭土、纳米二氧化硅、三氧化二锑(Sb2 O3)等组成的复合阻燃体系对软PVC电缆制品的阻燃作用，开发了一种超细活性无机复合阻燃填料。

The results showed when the mass fraction of DBDPO/Sb2O3 composite flame retardant was 8%,the flame retardacy of the system came up to UL94 V0;when the adding amounts of tougheners were the same,the toughening effects of tougheners were as follows:POE-MAH PET/montmorillonite ; Flame Retardation ; Glass Fiber Reinforcement ; Toughener ; Compounding ; Mechanical Properties

中国纺织科学院采用插层聚合法制备了PET/层状硅酸盐纳米工程塑料，并获国家专利[1]。利用PET/蒙脱土层状硅酸盐为基体树脂，通过添加玻纤、阻燃剂、增韧剂制备可在低模温下成型的PET/蒙脱土玻纤增强阻燃工程塑料，解

Flame stability were analyzed by using Markstein length, and density ratio of unburnt gas to burnt gas at two sides of the flame front as well as flame thickness.

本文在定容燃烧弹内研究了初始压力为0.1MPa，初始温度为285K下掺氢天然气-空气-氮气稀释气体混合气的火焰传播规律，得到了在不同掺氢比、氮气稀释度和当量比下的无拉伸层流燃烧速率，并通过Markstein长度以及火焰密度跳动和火焰厚度分析火焰的稳定性。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐