The melting "mirrors" the worldwide increase in temperature and is from the burning of coal, oil and gas.
融化“反映”了全球温度的上升,这是由煤炭、石油和天然气的消耗造成的。
Increases in global average air and sea temperature, ice melting and rising global sea levels all help us understand and prepare for the coming challenges.
全球空气和海洋平均温度上升、冰在融化、全球海平面上升,这一切使我们了解和准备应对即将到来的挑战。
"The earth's temperature increases, melting virtually all ice regions of the world," he said.
“地球的气温上升,几乎世界上所有冰冻地区都在融化,”他说。
In recent years, it has gradually become thinner because more of it has been melting as the Earth's temperature rises.
近几年来,更多的冰层随着地球温度上升融化,北极已经逐渐变薄。
For Valentine's Day, NBC Learn takes a look at the chemistry of chocolate, explaining why the treat is so irresistible thanks in part to its ideal melting temperature and mood-lifting compounds.
对于情人节,NBC learn 关注了巧克力中的化学,解释了我们对其如此难以抗拒的原因部分是因为它理想的熔化温度和情绪提升的化合物。
Finally, the surface of this meteorite melted lump of metal spots there may be landed during the metal melting temperature in stone surface.
最后,这块陨石表面还有金属熔化的块状斑点,可能是降落过程中的高温使金属熔化在石头表面。
The influence of melting temperature, melting time, crystallization temperature and cooling mode on form and size of nylon 66 was studied.
研究了熔融温度、熔融时间、冷却方式及结晶温度对尼龙66球晶形态和大小的影响。
With increasing melting temperature, the cold crystallization peak temperature increases, the crystallization peak strength of PEEK weakens and the peak width increases.
熔融温度升高时,聚醚醚酮的结晶峰强度减弱,峰宽增加;而冷结晶峰温度提高。
Melting temperature, spreadability, microstructures of silver filler metal with different content of gallium, and the mechanical properties of brazed joints were studied respectively.
研究了不同镓含量银钎料的熔化温度、铺展性能、钎缝力学性能以及钎料的显微组织变化规律。
By introducing a shape factor, the functions on cohesive energy and melting temperature are developed which can describe thee effect of size and shape of metallic nanoparticles.
通过引入描述纳米微粒形状效应的形状因子,建立了金属纳米微粒尺寸形状效应的结合能函数与熔化温度函数。
The coefficient of linear expansion of the body and glaze, the melting temperature range, the whiteness, the microhardness and the heat stability of glaze were tested.
测试了基体和熔块的线膨胀系数、釉的熔融温度范围、釉面的白度、显微硬度和热稳定性等性能。
The influences of lithia content on the melting temperature, mechanical properties and thermal expansion coefficient of low temperature frit were studied.
本文研究了氧化锂加入量对低温熔块的熔融温度、力学性能、热膨胀系数的影响。
The melting temperature and its range of the converter slag containing vanadium and titanium oxides (different contents) were measured.
测定了钒钛钢渣在不同组元含量条件下的熔化性温度及熔化区间。
After the ultraviolet irradiation, the crystal shape and distance of the crystal plane of LLDPE remain unchanged. However, the melting temperature and crystallinity decrease.
紫外辐照后,LLDPE的晶型和晶面间距未发生变化,但是其熔融温度和结晶度下降。
The results show that PHB/PET/VAter-polyester with vanillic acid has faster copolycondensation rate, lower melting temperature, typical thermotropic liquid crystallinity and better spinnability.
发现含香草酸第三单体的PHB/PET/VA三元共聚酯具有较快共聚反应速率、较低熔融温度、典型热致液晶行为和良好成纤性。
At the same time, it is shown that the initial melting temperature was related not only to the rock composition, but also to the condition during the formation process.
同时,由实验表明,岩石初熔温度除与岩石成分有关外,还与岩石实际形成条件有密切联系。
The DSC results showed both the melting temperature and crystallization temperature of the grafting products were decreased.
DSC研究表明辐照接枝产物的熔融温度和结晶温度均降低。
The influence of fly ash on partition characteristics of heavy metals before and after melting treatment was studied, including the melting temperature, melting time and the basicity.
研究探讨了熔融温度、熔融时间、碱基度对飞灰熔融处理前后重金属分布特性的影响。
It is predicted th at there exist minimum critical size and lowest melting temperature for metallic nanoparticle.
并根据上述函数得出了金属晶体纳米微粒存在的最小临界尺寸表达式与最低熔化温度表达式。
Results show that thickness of steel solidification shell decreases with higher melting temperature.
保护渣熔化温度越高,钢凝壳厚度越小。
A formula has been derived to account for the melting temperature of free surface nanoparticles based on the relationship between the cohesive energy and the melting temperature of solids.
根据熔解温度与结合能的关系,推导出了一个计算自由表面纳米微粒熔解温度的公式;
Finally the melting temperature ranges of different components in the sample are tested by a differential heat analysis scanner (DSC).
最后通过差热分析扫描仪(dsc)测试样品各成分的熔融温度范围。
The influence of melting temperature and inclusion on hydrogen content is made.
同时也研究了夹杂物尺寸和熔炼温度对含氢量的影响。
According to the result of the DSC test, the melting temperature range of the fiber became narrow as the increasing of heat treatment temperature.
通过DSC发现随着热处理温度的升高纤维的熔融温度范围变窄。
This paper studied the melting characteristics of binding phase in high-basicity sinter and got the relationship between the melting temperature and binding phases composition.
本文以高碱度烧结矿中的铁酸盐黏结相为研究对象,考察了黏结相的熔化特性随黏结相组成的变化规律。
Nb-based alloys are important high temperature structural materials because of their high melting temperature, corrosion resistance, and high temperature strength.
铌及铌合金以其熔点高、耐腐蚀和良好的高温强度成为重要的高温结构材料。
It is used to adjust content of manganese and copper element in different brand aluminium alloys as substitute of intermediate alloy, which can reduce melting temperature.
调整不同牌号铝合金中锰、铜元素的含量,用来代替中间合金,可降低熔炼温度。
This high pressure was the cause of higher melting temperature and increased cooling time for plastic part.
这种高压力较高的熔融温度,增加冷却造成塑料的一部分时间。
This high pressure was the cause of higher melting temperature and increased cooling time for plastic part.
这种高压力较高的熔融温度,增加冷却造成塑料的一部分时间。
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