stel
- 网络短时间接触容许浓度;短期暴露极限;短时间接触允许浓度;短期曝露极限;短时间暴露值
stel-
The Application of STEL 2000A in the Spread Spectrum Product Design
STEL-2000A在扩频通信产品设计中的应用
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Analysis of the Synchronization Principle in DS / SFH System With STEL Chip
运用STEL芯片的DS/SFH系统同步原理分析
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The air concentration of lead in battery manufacturing workplace was the highest , and the maximum STEL was 0.56 mg / m.
其中蓄电池制造业作业场所中铅浓度最高，STEL浓度最高达到0.56mg/m3。
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The main objective of STEL is to understand the structure of the Sun-Earth environment and its dynamic behavior , and to discover the underlying mechanisms that control Sun-Earth relationships .
其主要目标是理解日地环境的结构以及它的动态反应，并探索控制日地关系的潜在机制。