... standard solution 标准液，标准溶液 standard source 标准源 standard span 标准跨度，标准档距 ...
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alpha beta standard source 标准源
radioactive standard source [核] 放射性标准源
neutron standard source [核] 中子标准源
liquid standard source [物] 液体标准源
secondary standard source 次级标准源
international standard source [标准] 国际标准源
gas standard source [核] 气体标准源
The standard source is a power supply device which can provide appointed voltage and current signal, and is used widely in measurement and monitoring field.
标准源是一个可以提供指定电压电流信号的标准电源发生器，在计量、监测领域有着十分广泛的应用。
It is the subjective tendency in the field of philosophy epistemology that brings about great change of contemporary knowledge in standard, source and production way.
哲学认识论领域“主观化”倾向的日益明显使当代知识标准、来源、生产方式等发生了重大转换。
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