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- The melting point of a substance. 某物质的熔点
- What is the oxygen melting point? 氧气的的溶点是多少?
- In contrast, iron has a much higher melting point. 相反,铁有着高的多的熔点。
- The melting point of lead is lower than that of iron. 铅的熔点比铁的低。
- Account should be taken of the low melting point of this substance. 应该考虑到这种物质的熔点低.
- The melting point of copper is not so high as that of iron. 铜的熔点不如铁高。
- The erosion of metals varied depending largely on the melting point. 金属的烧蚀在很大程度上随熔点而变化。
- Pure substance normally have sharp melting points. 纯质在正常情况下有鲜明的熔点。
- Bismuth does lower the melting point and improves wetting but has limitations. 铋确实能够降低熔点,并提高熔湿特性,但是它也具有局限性。
- Melting Point :630 oC，，Density 62g/ cm3，，with badness character in heating. 熔点630度，密度6.;62克克//厘米33，导热不良。
- Melting Point :630 oC，Density 62g/ cm3，with badness character in heating. 熔点630度，密度6.;62克/厘米3，导热不良。
- You will also characterize the semicarbazone by melting point determination. 你也要通过测定熔点以鑑定缩胺基脲。
- High melting point,cheap price,can braze copper and steel without cadmium. 770 810熔点较高，但无镉，价格低廉，可焊铜、钢等材料。
- A metallurgical coating process in which iron or steel is immersed in a powder of another metal, such as zinc, chromium, or aluminum, and heated to a temperature below the melting point of either. 渗碳处理一种冶金镀膜工序，在此工序中把钢或铁浸入另一种金属如锌、铬或铝的粉剂里，并加热至这一金属的熔点温度以下
- The product was characterized by melt point and IR spectra analysis. 经熔点测定和红外光谱分析，确证产品是苯酚。
- "Rebasing the penny would ... debase(7) the five-cent piece and put it safely away from its melting point," he added. 他补充说：“重新定价一分银币将令五分硬币贬值，从而可逃脱被融化的结局。”
- Perhaps the outer part of the moon was heated to the melting point by intense meteoric bombardment. 也许月球外层曾被流星体猛烈的撞击而加热到熔点。
- When the temperature reaches melting point,the metal runs off as a liquid and flows into special moulds. 当温度达到熔点时，金属成为熔液流出。再进入特别的铸模。
- The physics teacher told us that the melting point of gold was much higher than that of tin. 物理老师课上告诉我们金子的熔点比锡的熔点高得多。
- Bi is effective to lower the melting point but it also makes solders weak and brittle. 铋能够有效地降低熔点,但是也会使焊锡膏脆弱并容易断裂。
