从那之后,许多研究队伍也对矿物磷灰石进行了研究,这种矿物的化学结构能够锁住月岩中的水分。
Since then, several research groups have also looked at the mineral apatite, which can lock up water in its chemical structure, in lunar rocks.
研究人员们接着将果糖浸入酸溶液之中,酸溶液便会对果糖催化一种化学反应-这样水分解之时就能排除内含的氧原子。
They doused the fructose in acid, which catalysed a chemical reaction expelling oxygen atoms as water molecules.
终于在他点燃某种物质时,由于室温时聚合物分子与水分子之间存在的化学键,发生了这种情况。
In the substance he eventually lit on, this happens because at room temperature there are chemical bonds between polymer molecules and water molecules.
此外,通过交换水分、能量和化学元素(如碳元素),这些系统还以不同的方式互相联系着。
And these systems connect with each other in different ways, through the exchange of water, and energy, and chemistry, such as the exchange of carbon.
麻省理工学院的一个研究小组发现了一种新颖的方式来模仿植物利用阳光的能量把水分解,形化学燃料来加速其成长的过程。
A team of MIT researchers has found a novel way to mimic the process by which plants use the power of sunlight to split water and make chemical fuel to power their growth.
这种细粉末可吸收气体,即通过化学方式与水分子结合,形成水合物。
The result is a fine powder that canslurp up gases, which chemically combine with the water molecules to form whatchemists term a hydrate.
研究者曾在物理化学期刊b (The Journal of Physical Chemistry B)在线公布他们观察到的现象:水分子与其他水分子以一种令人惊讶的复杂动态的方式结合。
What the researchers observed, they reported online in the Journal of Physical Chemistry b, is that water molecules bond with one another in a surprisingly complex and dynamic way.
是否能证明化学药水分析有定期完成?
Is there an evidence that chemical analysis is performed periodically?
同时,水分和部分酸性化学品蒸发到空气中,产生更顺滑、更少涩味的巧克力。
At the same time moisture and some acidic chemicals were evaporated into the air, producing a smoother, less astringent tasting chocolate.
模型包括土壤中稀土化学热力学平衡体系、土壤水分物理形状和土壤剖面的稀土通量。
It includes the chemical thermodynamic balance system of REEs, soil water physical characters and REEs flux in soil profile.
发生炉正常炉出煤气温度与气化用煤的化学反应活性和气化用煤的挥发分及水分含量相关。
The normal gas outlet temperature of coal gasifier is related to chemical reactivity, volatile matter and moisture content of gasification coal.
在化学物品方面用于把混合好的(湿)粉未碾成颗粒,如农药水分散颗粒剂。
Used for mixing good (wet) powder into particles, such as catalysts, fertilizers, feeds and water dispersible granules.
煤炭自燃是一个复杂的物理化学过程,煤的水分是影响氧化进程的重要因素。
Spontaneous combustion of coal is an extremely complicated physical chemistry process and the moisture is the important factor of the influence of coal oxidation.
本文主要综述了土壤空间变异研究的进展,包括土壤水分特征及状态参数、物理性质、化学性质、重金属及其它元素的空间变异研究。
This paper reviews advances in the research on soil spatial variability, including soil water characteristics, soil physical properties, chemical properties and heavy metal, etc.
鲜桑叶中的主要化学成分为水分、蛋白质、总糖、脂肪和灰分,其质量分数分别为76。
The contents of water, protein, carbohydrate, lipid and ash in fresh mulberry leaves were analyzed and they were 76.
氧和氢通过化学键结合成水分子。
本款不含美白成份,其配方可以或许抵御广谱UVA/UVB射线,辅助肌肤使其在利用不含化学成份的防晒乳后仍然保持水分。
This non-whitening formula provides broad-spectrum UVA/UVB protection and helps keep skin hydrated without using chemical sunscreen actives like octinoxate and oxybenzone.
土壤水分特征曲线是模拟水分和化学物质在非饱和土壤中运移的关键参数。
Soil water retention characteristics served as a vital parameter in modeling water movement and chemical transport in unsaturated soil.
本文从构造、地貌、水文地质和水环境、岩矿地球化学等方面特征,论证了高砷水分布区的成因,从而为改水提供了基础。
Based on the characters of structure, land form, hydrogeology, water environment, rock and mineral geochemistry, and so on, this paper has studied the origin of the distribution of high-arsenic water.
用谐振子作为化学键的模型,水分子之间的能量转移过程可以描述为耦合谐振子系统。
Regarding harmonic oscillator as a model of chemical bond, the energy transfer processes between water molecules can be described as a system of harmonic oscillators.
目前我国石油工业在对油田采出液进行油水分离过程中所采用的破乳剂均为化学破乳剂。
Nowadays, in oil industry of our country all of the deemulsifiers used in the oil and water separating of the crude oil are chemical deemulsifiers.
可溶性化学物质在土壤中的运移和分布一般可以反映出多孔介质中溶质随着水分运(流)动的规律。
The transport and distribution of dissolved chemicals are influenced by water movement in the soil system.
运用构造控水分析、水化学同位素等方法,对宁南“南北古脊梁”岩溶裂隙水系统进行了深入的分析与讨论。
Karstfracture groundwater in the south-east of Ningxia has been synthetically analyzed by applying the theories of tectoniccontrolled groundwater, groundwater geochemistry and isotopic techniques.
电缆运行过程中,在水分和电场的共同作用下发生物理化学变化,形成水树枝。
Water tree may be formed in the insulation due to physicochemical changes caused by the combined effect of water and intense electrical field.
袋,防止您的衣服从呼吸,陷阱,水分,并有各种使用的化学品干洗其中,然后扼杀你的衣服。
The bags prevent your clothes from breathing, trap moisture, and there are all sorts of chemicals used in dry cleaning which are then smothering your clothes.
用PM3半经验量子化学方法研究了模型分子筛对水分子吸附的性质。
The adsorptive process of H2O molecule in model zeolite have been studied by PM3 semi empirical quantum chemistry method.
一种适用于干法、半干法水泥生产的物料烘干方法,是利用化学干燥剂,根据物料水分控制添加量达到干燥物料水分的目的。
The method USES chemical drying agent to dry raw material in cement production, the additive amount depends upon the water content in raw material to be dried.
一种适用于干法、半干法水泥生产的物料烘干方法,是利用化学干燥剂,根据物料水分控制添加量达到干燥物料水分的目的。
The method USES chemical drying agent to dry raw material in cement production, the additive amount depends upon the water content in raw material to be dried.
应用推荐