normal atmosphere
英 [ˈnɔːml ˈætməsfɪə(r)]
美 [ˈnɔːrml ˈætməsfɪr]
正常大气；标准大气
双语例句
- Diethyl succinate was synthesized from succinic acide and absolute alcohol with anhydrous ferric chloride catalyst under normal atmosphere. Water clarifying agent& Ferric chloride
报道了以丁二酸和无水乙醇为原料，在无水氯化铁催化下合成丁二酸二乙酯的反应条件。GB4482-1993净水剂氯化铁 - Persons suffering from the toxic effects of carbon dioxide should be moved to areas with a normal atmosphere.
应当马上把二氧化碳中毒的人转移到有正常空气的区域。 - Emanometer is composed of normal atmosphere air mesh grid pulse ionization chamber, signal magnify and screen unit and MCU system.
仪器主要包括常压空气网栅脉冲电离室，信号放大与甄别和单片机系统。 - The results showed that the material surface temperature in normal atmosphere was 100 ℃ during constant drying rate anyhow superheated steam temperature.
结果表明，常压下无论进口温度如何，恒速干燥阶段物料表面的温度均为100℃。 - The system error of usual leak detection by accumulating at normal atmosphere is given by analyzing the leak detection procedure.
通过对常用的大气压累积法氦质谱检漏过程的理论分析，指出了该方法可能的系统误差。 - With the inventions of various kinds of hypoxia technique, people achieve the simulation of environment about normal atmosphere and hypoxia successfully.
随着各种低氧技术的产生，人们成功地实现了对常压低氧环境的模拟。 - YbSO_4 purification by an electrolytic reduction method from Tm-Yb-Lu concentrates in sulphate medium was studied, in which Ru-Ir-Ti alloy nets and mercury were used as anode and cathode respectively under normal atmosphere without nitrogen or argon gas protection.
研究了以钌铱钛合金网和汞分别为阳、阴电极，在无气氛保护条件下，采用电解还原方法从铥、镱、镥硫酸盐溶液中分离提纯镱的过程。 - Sham operation was performed on the control group which was exposed to normal atmosphere.
对照组作假手术，置于自然空气中； - In order to draw its profit and abandon its abuse, relevant experts begin to study the artificial environment of normal atmosphere and hypoxia.
为了取其利而弃其弊，相关专家们开始研究平原常压低氧的人工训练环境。 - The experiments were carried out under water and in normal atmosphere respectively.
实验分别在水下和正常大气条件下进行。 - The effect of different factors on the isomerization reaction, such as amount of AlCl_3 used, reaction temperature, reaction time, concentration of solvent and amount of water was investigated at normal atmosphere.
在常压反应器中考察了反应中每步的催化剂用量、反应温度、时间、溶剂用量及微量水的用量对反应结果的影响。 - The results showed that the quality of rice stored in vacuum bags was better than that of the rice stored in normal atmosphere condition.
试验表明，大米真空袋装贮藏较常规贮藏有较好品质，可有效地抑制大米的陈化速度。 - A potential good oil-soluble extreme pressure additive& di-n-octyl polysulfide ( DOPS) was synthesized at low temperature and under normal atmosphere, its synergistic tribological effect with a traditional additive, tricresyl phosphate ( TCP), in rape seed oil was examined by using four-ball machines.
在低温常压下合成了一种油溶性极压添加剂二正辛烷基多硫化物（DOPS）；通过四球机考察了DOPS和传统添加剂磷酸三甲酚酯（TCP）间的复配摩擦学性能； - A Plaque Assay under Normal Atmosphere
普通大气条件下的蚀斑试验 - Synthesis of p-nitrophenol under normal atmosphere with A-1 phase transfer catalyst
A-1相转移催化剂常压催化合成对硝基苯酚 - The clathrate hydrate slurry ( CHS) of tetra-n-butyl-ammonium bromide ( TBAB) comes into being under normal atmosphere when aqueous TBAB solution is cooled to 0-12 ℃.
四丁基溴化铵（TBAB）水合物浆是在常压下由TBAB水溶液被冷却到0～12℃时生成的。 - The rates of CO2 absorption in hot potash solutions containing a complex of amines and metal ions as catalyst have been measured by stirring reactor at normal atmosphere, and with temperature and concentration approaching industrial pro-duction condition.
在常压和接近工业生产温度、浓度条件下，测定了若干过渡金属离子与多元胺配位络合催化的吸收速率和解吸速率。 - All through training and micro-organisms Concentrations cast iron minerals mineralization experiments in a normal atmosphere temperature neutral conditions simulated natural iron biological mineralization experiments.
本文通过微生物的富集纯化培养和铁矿物的矿化实验在常温中性条件下模拟自然界进行铁生物矿化实验。 - A new method was proposed to synthesize N-( 1,3-Dimethylbuty)-N ′-phenyl-phenylenediamine under the normal atmosphere with p-aminophenol, mehyl-isobutyl ketone, formic acid and aniline, which avoided using fine chemical intermediate and high pressure.
研究了氨基酚、甲基异丁基酮、甲酸、苯胺在常压下合成N-（1,3-二甲基丁基）-N′-苯基对苯二胺的新方法。 - A possible study direction is proposed to reduce the system error and to increase the accuracy and reliability of integrating leak detection measurement at normal atmosphere.
指出了消除系统误差，提高常压累积法氦质谱检漏准确度和可靠度的可能的努力方向。 - Results LJP could lengthen the weight loading swim time and the survival time of the experimental mice under the condition of hypoxia that was carried out in the normal atmosphere pressure.
结果海带多糖能显著的提高受试小鼠负重游泳时间和常压缺氧下存活时间，并能升高受试小鼠的血红蛋白； - The title compound has been obtained by the reaction of copper powder with sulfur powder, potassium sulfide and 3-methylpyridine at ambient temperature and normal atmosphere.
采用铜粉、硫粉、硫化钾及3－甲基吡啶在常湿、常温下直接合成了标题化合物。 - By the comparison of existing models, the rebar corrosion model under normal atmosphere and new repair demand forecast model are proposed.
通过现有模型的比较分析，提出一般大气条件下钢筋锈蚀速度的建议模型和新的桥梁维修需求预测模型。 - In this paper, the on-way resistance rule to flow along the pipeline is reserched, thus we could provide a theoretical basis for adding flow improver to achieve the normal atmosphere temperature and low-temperature oil storage and transportation.
研究了圆管中乳状液沿程阻力规律，从而为添加减阻剂实现原油的常温和低温集输提供理论基础。 - Dielectric Barrier Discharge ( DBD) which is also called silent discharge can produce non-equilibrium plasma at normal atmosphere. Now it has been used and studied in broad area such as Ozone synthesis, flat panel display, environmental protection, medical sterilization, et al.
介质阻挡放电又称无声放电，能够在常压下产生具有高能量电子的非平衡等离子体，目前在臭氧合成、平面显示、环境保护、医疗灭菌等方面获得了广泛的研究和应用。 - Normal atmosphere temperature distribution and logistics vehicles of the models did not take this path possible cost.
而常温物流配送车辆路径问题的模型没有考虑此可能发生的成本。 - In cold-chain logistics and distribution process, because the distribution of commodities must be maintained at cryogenic environment unique, and therefore requires additional corruption consumption costs, and this is normal atmosphere temperature distribution and logistics not be considered.
在冷链物流配送过程中，由于所配送的商品一定要保持在低温环境中的特殊性，因此在配送过程中存在货损成本，这也是常温物流配送并没有加以考虑的。 - Extraction under normal atmosphere with methanol as solvent is therefore characterized by the following features: aromatics take up a greater part among the extracts, which is also the case in phenols and olefin compounds while long-chain alkanes account for relatively low proportion.
因此，甲醇的常压萃取有以下特点：萃取物中芳烃成分增加，酚类成分和烯烃化合物的含量也有所增加，长链烷烃含量较少。