英语词汇positive material怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	positive material
释义	positive material 简明释义积极材料：指具有积极、乐观、正面影响的素材、信息或资源。网络释义 1 ?阳性材 ... positive lens 正透镜 positive material 阳性材 positive meniscus 正弯月透镜 ... 短语 1 Positive Material Identification 合金材料鉴别 ; 材料可靠性鉴别 ; 正面材料识别 ; 适用于物料可靠性鉴别 2 PMI or Positive Material Identification 即材料可靠性鉴别 3 PAS positive material PAS阳性物质双语例句 1 The core services will provide Positive Material Identification. 核心服务将提供材料可靠性鉴别。 2 The PAS positive material of the epithelium obviously decreased as well. 上皮细胞PAS阳性物质反应明显减弱。 3 Do this on a daily basis by reading and listening to positive material. Avoid negative material as much as possible. 每天都阅读或听一些正面的东西，尽量避免消极的东西。
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