Glass, which has been made since the time of the Mesopotamians and Egyptians, is little more than a mixture of sand, soda ash and lime.
自从美索不达米亚和埃及时代以来,玻璃就已经被制造出来了,它只不过是沙子、苏打灰和石灰的混合物。
Conventional soda-lime glass expands too much, so welding introduces stresses that can lead to failure.
传统的碱石灰玻璃膨胀过大,焊接会带来很大的应力从而导致失效。
The noncrystalline structure is achieved by relatively rapid cooling below what is referred to as the glass transition temperature, around 1, 000 degrees Fahrenheit for the soda-lime variety.
它不结晶的结构往往是通过在玻璃化转变温度以下迅速冷却而得到,对于碱石灰玻璃而言,大约在华氏温度1000度左右。
"For years, the basic composition of soda-lime glass has not changed much," said Harrie J. Stevens, director of the Center for glass Research at Alfred University.
“多年来,碱石灰玻璃的基本组分没有什么大的变化。”Alfred大学玻璃研究中心的主管HarrieJ . Stevens说。
Over the years, the opinion has spread that adding soda ash and removing lime results in easier working glass.
多年以来,流传着这样的一种观点:加入苏打灰和除去石灰可以获得更容易加工的玻璃。
Absorption of nitrogen from the air and carbon from contaminating substance has been found on the surface of quartz glass, soda-lime glass and lead crystal glass samples.
在石英玻璃、钠钙玻璃和铅晶质玻璃的表面,发现吸附有来自空气中的氮以及有机沾污物的碳。
So it was with borosilicate glass, which had a considerably higher specific resistance than typical soda-lime glass.
所以说这是与硼硅玻璃,具有相当高的电阻率比一般的钠钙玻璃。
Optical glass is made of raw materials-sand, lime, and soda of the highest purity.
光学玻璃是由高纯度原料:沙子、石灰、纯碱制成的。
The soda-lime glass coated with these double functional films has the properties of ultraviolet-cutoff and transparent conduction.
该双层镀膜玻璃具有截止紫外线和透明导电双功能。
The effect of proof test on the fatigue strength and lifetime of soda lime glass specimens is studied.
研究了保证试验对钙钠玻璃的循环疲劳强度及寿命的影响。
Crush half a lime with a teaspoon of sugar. Add the alcohol. fill the glass with crushed ice and add soda water in the end.
切半片莱姆和依茶匙糖,倒入酒精,杯里加满冰块,最后倒入少量苏打。
Effect of REDOX condition on the coloring of soda-lime glass by Mo-electrodes has been studied.
探讨了氧化还原条件对钼在钠钙玻璃中着色的影响。
The effect of proof test on the fatigue strength and lifetime of soda lime glass specimens is studied.
应用断裂力学理论分析了保证试验对陶瓷试件造成的损伤及其对疲劳强度的影响。
The carbon nanotubes were used as cold cathode materials and the soda-lime flat glass was adopted as packaging panel, so the mono-color triode FED device was developed.
采用钙钠平板玻璃作为封装面板,利用碳纳米管作为冷阴极材料,研制了三极结构的单色场致发射显示器件。
The carbon nanotubes were used as cold cathode materials and the soda-lime flat glass was adopted as packaging panel, so the mono-color triode FED device was developed.
采用钙钠平板玻璃作为封装面板,利用碳纳米管作为冷阴极材料,研制了三极结构的单色场致发射显示器件。
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