查询词典 formaldehyde solution

A new method of ultrasonic-formaldehyde extraction was applied to extract acid materials from fruit .

利用超声波-甲醛浸提法从水果中提取酸性物质，通过单因素试验和正交优化试验确定提取的最佳工艺条件。

They included a stuffed lion acquired by the museum in 1911, the skeletal remains of a Ganges River dolphin, leopard and jaguar skins, as well as numerous skulls, skeletons and animal specimens preserved in formaldehyde.

其中包括博物馆一九一一年取得的狮子标本、恒河海豚的遗骨、花豹与美洲豹皮，以及无数的头骨、骸骨与泡在甲醛里保存的动物标本。

According to the products and their contents in gas and liquor, the transferring pathway of formaldehyde in supercritical water can be identified.

根据气化后的气、液态产物及其含量，确定了甲醛在超临界水中气化转换的路径。

Several underivatized HPLC methods for analysing and separating the system is explored, through which serine can be gotten after the reaction of glycin with formaldehyde .

对于甘氨酸和甲醛反应制备丝氨酸的反应体系，试验了几种非衍生化的高效液相色谱分析方法。

SF-2 boundary lubricated bearings increase:Acid poly A with formaldehyde, with high wear resistance, bearing surface arrangement of the law must be fitted with a storage pit filled with grease, especially for high load low speed of rotation, rocking motion, and frequently borne, the opening and closing the difficult parts of the formation of lubrication in boundary lubrication conditions, long-term use without refueling and maintenance, where the fuel bearing life can be more extended, currently applicable to metallurgical machinery, mining machinery, hydraulic machinery, automobile parts, construction machinery, agricultural machinery.

SF-2加界润滑轴承：酸多聚甲醛一高耐磨性，轴承表面的法律安排，必须配备与油脂填补了蓄水坑尤其是高负荷低转速旋转，摇摆运动，并经常承担，开幕和闭幕的困难部分在边界润滑条件下，长期不加油和维修，那里的燃料轴承寿命可以更延长，目前适用于冶金机械，矿山机械，液压机械，汽车零部件，工程机械，农业机械使用润滑形成。

Objective:To investigate the air pollution of decorating material markets to study the health effect of working people exposure to low concentration of formaldehyde and benzene homologues in that place.

目的：了解建材市场的主要污染物及其污染水平；研究低浓度甲醛、苯系物暴露对从业人员的健康影响。

One of you jokers laced my joint with formaldehyde again?

你们俩又把我的加入比作甲醛了？

High-Al cement or calcium aluminate cement, soft clay, kyanite, Al2O3 and/or SiO2 powder, and naphthalenesulfonic acid-formaldehyde condensate.

铝硅质原料是焦宝石、莫来石或高铝矾土中的一种或几种以上，其中Al 2 O 3 ≥45％；结合剂为高铝水泥或纯铝酸钙水泥；高铝水泥占喷补料总量不少于5％，其中Al 2 O 3 ≥46％，CaO≤40％；纯铝酸钙水泥中Al 2 O 3 ≥69％，CaO≤25％；烧结剂和可塑剂为软质粘土，膨胀剂为蓝晶石；外加剂为萘磺酸甲醛缩合物。

The research of phenol-formaldehyde resin modified with lac can be expected to widen the application of the lac and enlarge the utilization of the renewable resource.

研究了对紫胶改性酚醛树脂胶粘剂的固化时间、接胶合板的粘接强度和甲醛释放量进行了测定。

Results The medians of formaldehyde concentrations in indoor air a...

结论家具是室内空气中甲醛污染的来源之一，室内空气采样能较好地代表个体接触水平。

Effective local search tactics reaches local searchers when they are ready to buy - with every way that it is possible for them to buy from you.

有效的地方搜索策略达到当地的搜索，当他们准备购买-以各种方式，这是他们有可能从您那里进行购买。

The first two are periodic sentences for their beginnings; and the fifth and the last are also periodic sentences each for the embedding of a parenthetic structure.

1960年代中后期，当战后女权主义和当时的许多其他抗议运动在西欧和北美发展成某种势力时，性别的概念演绎成补充和延伸生物性别差异的概念。