Acids tend to cause less damage than alkalis as many corneal proteins bind acid and act as a chemical buffer.
酸所造成的破坏要弱于碱性物质,因为许多角膜蛋白质可结合酸并起到化学缓冲的作用。
Most viruses can be destroyed by high temperatures or strong alkalis, or shaken to pieces by sound waves - but not this one.
多数病毒可以被高温或者被强碱杀死,或者可以被声波震荡成碎片——但这种病毒不是这样。
Acids neutralize alkalis and vice versa.
酸能使碱中和,碱亦能使酸中和。
Acids neutralize alkalis and vice versa.
酸能使碱中和,碱也能使酸中和。
F-type for the transmission acids, alkalis and other corrosive liquids.
耐腐蚀泵(F型)用于输送酸、碱等腐蚀性液体。
It can be used for general service steam, gases, solvents, mild acids, alkalis and most abrasive liquids.
能应用于一般工况下的蒸汽、煤气、溶剂、中酸、中碱及大多数易磨损介质。
As well as being resistant to treatment, they can also survive attack with acids, alkalis and detergents.
不仅对药物抵抗,它们在酸、碱和去污剂中同样能很好存活。
In the granites and related rocks the alkalis are, of course, noticeably in excess of the femic constituents.
在花岗岩及有关的岩石中,碱质当然显著地超过铁镁组分。
The oxidation products formed on the mineral surfaces under this condition are as the same as without alkalis.
在该条件下,矿物表面的氧化产物和无碱时相同。
The environment-friendly colorant is characterized by being free from salts, alkalis and environmental pollution.
本环保型染色剂的特征是无盐无碱,不会污染环境。
MTC pastes cured at elevated temperature in alkalis environment can yield amount of gelatinous hydrate to solidify mud.
MT C浆在高温碱性环境中能够生成大量凝胶水化产物,使泥浆固化。
The results show that the surface reaction of coke is strengthened with temperature rise and increased by adding alkalis.
结果表明,焦炭表面反应程度随反应温度提高而增强,还因加碱而增加。
During the adsorption procedure, surface coatings showed amphoteric properties and can buffer the acids or alkalis in the solution.
生物膜吸附苯酚、对硝基苯酚的过程中表现出对酸、碱的缓冲能力,具有两性表面特性。
The results indicate that PS-1231 is superior in tackifying, stable to acids, alkalis and salts, and higher in yield value of water-solubility.
表明:PS—1231多糖具有增粘性强,对酸、碱、盐稳定,水溶液屈服值高等独特性能。
Some potentially active materials should be added into the mud and MTC paste should be used in strong alkalis condition, in order to get good solidification.
为了提高固化效率,泥浆中应预先掺加潜在活性的材料,并在强碱性环境中使用MTC浆。
Magnesium hydroxide has the advantages of buffering, great activity and strong capacity, and therefore, has attracted more attention than other strong alkalis.
氢氧化镁具有缓冲性、活性大、吸附能力强等优点,与其他强碱相比,得到了更广泛的关注。
Acidic powder hr-305 This product is a kind of acidic neutralizing agent that can neutralize various alkalis, and it can be applied to many cleaning processes.
本品是一种酸性中和剂,具有多种碱性中和功能,适用于多种洗涤工序。
The present invention discloses an acid, alkalis and salt resistant moisture-proof electric heating board applied in cement and humid climates and method for producing the same.
本发明公开一种应用于水泥中及潮湿气候环境中耐酸、碱、盐的防潮取暖电热板及其制备方法。
Designed for weak acids and alkalis or media containing few grains of solid particles, both dynamic and static, mainly used for centrifugal pumps, plunger pumps, mixers and valves.
适应于弱酸、弱碱以及带有少量固体颗粒的介质,适用动、静密封,主要用于离心泵、柱塞泵、混合机、搅拌器及阀门。
The effects of the kinds and concentration of surfactants and alkalis and salinity of formation water on the interfacial tension of composite displacement system have been stressed.
研究了表面活性剂的类型和浓度、碱的类型和浓度及地层水矿化度等对复合体系界面张力的影响。
The catalytic dehydration of lemonile with various alkalis and PTC was studied. The optimal conditions dehydration to lemonile for KOH TBAB catalytic by orthogonal design were determined.
研究了不同碱对柠檬肟的催化脱水效果及不同PTC的催化作用效果,并用正交实验设计法确定了使用KOH- TBAB催化脱水法合成柠檬腈的最佳反应条件。
碱中和酸。
碱中和酸。
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