介绍差示扫描量热法(DSC)测定喷气燃料冰点的原理和实验过程。
The principle and experimental process to determine the ice point of jet fuel by differential scanning calorimetry (DSC)were introduced.
选择不同的配置,可分别用于喷气燃料、发动机冷却液及其浓缩液冰点等指标的测定,是一款多用途的冰点试验器。
To select a different configuration, can be respectively used for jet fuel, coolant concentrates - Determination of freezing point index, is a multipurpose freezing point.
利用步冷曲线法测定了不同浓度的甲醇、乙二醇水溶液的冰点。
The curve law of step is used to determine the freezing points of methyl alcohol and glycol aqueous solution with different density.
本文运用NTC-TD热敏电阻法测定了桑螟越冬幼虫的过冷却点、冰点。
NTC-TD heat-sensitive resistance is used to measure the super cooling-point (SCP)and freezing point of over-wintering larvae of Diaphania pyloalis;
本文运用NTC-TD热敏电阻法测定了桑螟越冬幼虫的过冷却点、冰点。
NTC-TD heat-sensitive resistance is used to measure the super cooling-point (SCP)and freezing point of over-wintering larvae of Diaphania pyloalis;
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