phase change [物] 相变 ; 相变化 ; 相位变换 ; 相转移
irreversible phase change 不可逆相变化
second order phase change 二级相变
Phase Change Memory 相变存储器 ; 相变内存 ; 相变化内存 ; 相变化存储器
first order phase change [热] 一级相变
Phase Change Disk 相变光盘
phase change solar system [能源] 相变太阳能系统
The 98% pure Heneicosane(C21H44) was used as the phase change material(PCM).
采用纯度为98%的正21烷（C21H44）作为相变材料（PCM）。
During this phase, change the names of all primitives that you create as you go from the default name to a name that is meaningful to you or that satisfies your naming conventions.
在这个阶段，按您的进展需要将所有原语的名称从默认名称改为对您有意义的名称或者满足您命名约定的名称。
The new material offers an approach that is radically different from a promising type of storage called "phase-change memory" being pursued by I.B.M., Intel and other companies.
这种新材料提供的方法完全不同于i.b.m .英特尔和其他公司在设计的被称为“相变存储器”的新型存储。
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