sodium hydroxide

美 　英

• na.燒堿
• 網(wǎng)絡(luò)氫氧化鈉；苛性鈉；火堿

英漢解釋

na.

1. 燒堿

英英解釋

n.	1. a chemical compound that is very alkaline and is used in making paper, soap, chemicals, and medicines

例句

The main goal of recovery of sodium hydroxide was the economies due to the high replacement cost of this chemical.

回收氫氧化鈉的主要目的是在經(jīng)濟(jì)方面，因?yàn)?/c>它大大補(bǔ)償了化學(xué)藥劑消耗費(fèi)用。

The ammonium carbonate was better than sodium hydroxide and sodium silicate in increasing yield of light oil.

碳酸銨提高輕油收率的作用明顯高于氫氧化鈉和硅酸鈉。

CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM HYDROXIDE. (EUROPEAN STANDARD EN 896).

人類用水的處理試劑.氫氧化鈉（歐洲標(biāo)準(zhǔn)EN896）

In aqueous sodium hydroxide, with benzene as the catalyst, cinnamaldehyde is synthesized from the reaction of benzaldehyde and acetaldehyde.

在稀氫氧化鈉溶液中，由苯甲醛和乙醛縮合制備肉桂醛。

The sodium hydroxide (known as "lye" , in the trade) breaks the oil molecules into fatty acids and glycerol.

氫氧化鈉（市場上叫做“堿液”）將油分子分解為脂肪酸和甘油。

and lime or sodium hydroxide is used for neutralization to obtain oil-soluble plugging agent of calcium or sodium sulfonate.

用水除去其中水溶性磺酸，再用石灰或氫氧化鈉中和生成磺酸鈣或磺酸鈉油溶性封堵劑。

Big quantities of quicklime are used to convert sodium carbonate into sodium hydroxide, the key chemical reagent in this process.

采用了大量的生石灰來把碳酸鈉轉(zhuǎn)換成氫氧化鈉，它是這個(gè)過程中。

Use the Chloride, sodium hydroxide and carbon monoxide as raw materials, taking the Cobalt Carbonyl as catalyst to produce Phenylacetate.

用氯芐、氫氧化鈉和一氧化碳為原料，以羰基鈷為催化劑生產(chǎn)苯乙酸。

The corrosiveness of the water quality can be controlled by lime, sodium hydroxide or soda.

這種水的腐蝕性，可用投加石灰、氫氧化鈉或蘇打的方法控制；

The concentrated sodium hydroxide is filtered through a pressure filter.

濃縮過的氫氧化納通過壓濾機(jī)過濾。

Stress test is to empty bottles of sodium hydroxide solution immersion 15min, check whether the bottle burst alkali happen.

壓力測試是空的氫氧化鈉溶液浸泡15分鐘，檢查是否瓶瓶堿發(fā)生爆裂。

SODIUM HYDROXIDE FOR INDUSTRIAL USE. DETERMINATION OF MERCURY CONTENT. DITHIZONE PHOTOMETRIC METHOD.

工業(yè)氫氧化鈉.汞含量的測定.雙硫光度法

No other transient absorption spectral data are available on the reaction of artemisinin with sodium hydroxide currently.

此反應(yīng)過程的動(dòng)態(tài)光譜信息在國內(nèi)外還未見有報(bào)道。

These carbon suckers would employ fans to move air through a solution of sodium hydroxide, which absorbs the CO2.

這些碳吸收器利用風(fēng)扇把空氣吹過氫氧化鈉溶液，吸收CO2。

The petroleum acids were separated from the Penglai and Sudan high acid crude oil by extraction with solution of alcoholic sodium hydroxide.

采用醇堿水溶液萃取蓬萊和蘇丹高酸原油中的石油酸。

SODIUM HYDROXIDE FOR INDUSTRIAL USE. DETERMINATION OF MERCURY CONTENT. FLAMELESS ATOMIC ABSORPTION SPECTROMETRIC METHOD.

工業(yè)氫氧化鈉.汞含量的測定.無火焰原子吸收分光光度法

The influence of sodium carbonate, sodium hydroxide and sodium silicate on dispersion of hematite fines were studied.

通過單礦物沉降試驗(yàn)，研究了碳酸鈉、氫氧化鈉和硅酸鈉對微細(xì)粒赤鐵礦分散行為的影響。

Formaldehyde mixed with acetaldehyde and gradually adding sodium hydroxide as reactor.

甲醛和乙醛混合，逐漸加入氫氧化鈉到反應(yīng)裝置。

Hydrogen peroxide and sodium hydroxide was used respectively to degrade goat wool in different conditions.

研究了氫氧化鈉和雙氧水對羊毛的降解作用，得到了羊毛降解的合適條件。

There is a synergistic action between the sodium hydroxide and sodium silicate on the dispersion of ultra-fine hematite.

氫氧化鈉和硅酸鈉對微細(xì)粒赤鐵礦的分散具有協(xié)同作用；

Examples include acids, lye, bleach, ammonia, sodium hydroxide and formaldehyde.

包括酸，堿，漂白劑，氨水，氫氧化鈉，甲醛。

Tween80 combined with sodium hydroxide was used in the process of excess sludge breakage for its wetting and penetration characteristics.

利用吐溫80的潤濕、滲透作用，將其與氫氧化鈉耦合應(yīng)用于剩余污泥的溶胞。

Standard sodium hydroxide solution was used as titrant. End point of titration was determined by the 1st derivative of titration curve.

以氫氧化鈉為滴定液，一階導(dǎo)數(shù)法確定終點(diǎn)，并與標(biāo)準(zhǔn)方法進(jìn)行了比較。

sodium hydroxide for industrial use . determination of chlorides content . mercurimetric method.

工業(yè)用氫氧化鈉。氯化物含量的測定。汞液滴定法。

After that you warm the oil up and add sodium hydroxide and methanol.

隨后把油加熱，并加入氫氧化鈉和甲醇。

VITREOUS AND PORCELAIN ENAMELS. DETERMINATION OF RESISTANCE TO HOT SODIUM HYDROXIDE.

搪瓷.耐熱氫氧化鈉的測定

Viscose manufacturing process involves the reaction of cellulose with sodium hydroxide to form an alkali cellulose.

粘膠的生產(chǎn)過程包括纖維素與氫氧化鈉反應(yīng)形成堿纖維素的過程。

The paper discussed a possibility of sodium hydroxide hydrolysis corn straw as briquette binder.

探討了以氫氧化鈉水解玉米秸作為型煤黏結(jié)劑的可能性。

The adhesive formulation comprises oxidized corn starch, sodium hydroxide, high macromolecule active resin SAW-430.

采用堿熟法工藝，研究了高分子活性樹脂SAW-430、二次片堿用量變化對玉米氧化淀粉膠粘劑性能的影響。

Rice protein was extracted with 0. 025 M sodium hydroxide, then freeze-dried or heat-dried and was used as the source of protein.

以0.025M氫氧化鈉萃取出米蛋白質(zhì)，再經(jīng)冷凍乾燥或熱乾燥，以此作為蛋白質(zhì)來源。

Fluvastatin sodium, a hypolipidemic drug, was prepared by ester hydrolysis from fluvastatin ester with 1N sodium hydroxide.

氟伐他汀酯經(jīng)氫氧化鈉（1N）水解制備得到降血脂藥物氟伐他汀鈉。

Sodium reacts violently with water to produce hydrogen gas and sodium hydroxide.

鈉與水劇烈反應(yīng)生成氫氣和氫氧化鈉。

The alkaline matter C can be sodium hydroxide or sodium carbonate.

所述堿性物質(zhì)C可為氫氧化鈉或碳酸鈉。

It does, however, react with fluorine, molten sodium hydroxide, and molten alkali metals.

但是，它與氟、熔化的氫氧化鈉和熔化的堿金屬產(chǎn)生反應(yīng)。

Methods Chitosan was modified with bromo-isobutane and chloroacetic respectively in the presence of sodium hydroxide.

方法在堿性條件下，分別用溴代異丁烷和氯乙酸對殼聚糖進(jìn)行化學(xué)修飾；

After treatment of yarns or cloth, the sodium hydroxide is removed by several washes under tension.

紗線或織物經(jīng)過處理之后，要在張力狀態(tài)下經(jīng)過幾次水洗以除去氫氧化鈉。

The aluminum alloy specimens are fused with sodium hydroxide and are acidized with nitric acid.

鋁合金樣品用氫氧化鈉分解，硝酸酸化。

A grayish white granular mixture of sodium hydroxide and calcium hydroxide.

灰白色顆粒狀氫氧化鈉和氫氧化鈣混合物。

If improved luster is the goal, the sodium hydroxide concentration is kept at a High level.

如果絲光的目的是改善光澤，氫氧化鈉溶液的濃度應(yīng)較高。

A kind of phenolic resin is composed of phenol, formaldehyde, sodium hydroxide, oxalic acid catalyst and grease assistants.

一種酚醛樹脂，由苯酚、甲醛、氫氧化鈉、催化劑草酸和助劑油脂組成。