科学时代-面向大众传播科学知识、科学方法、科学精神和科学思想的科学普及平台。

科学时代收录了3405121条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

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selective calling number	selective calling system	selective calling system{=SELCAL}	selective calling system (SELCAL)	selective call number
selective call signal	selective carburizing	selective carryover	selective cataloging	selective catalyst
selective catalytic reduction{=SCR}	selective cavity oscillator	selective channel	selective channel input bus{=SCIB}	selective channel output bus{=SCOB}
Selective channels	selective chemical deposit	selective chemical etching	selective chopper radiometer	selective circuit
selective clock stretching	selective coding	Selective Collective Control	selective collective control	selective combiner
selective complement accumulator	selective compliance articulated robot arm{=SCARA}	selective compliance assembly robot arm{=SCARA}	selective confidence interval	selective constant
selective construct	selective content distribution	selective control	selective control chart	selective controller
selective corrosion	selective costing	selective coupler	selective cracking	selective credit control
Selective credit control	selective cryptographic session	selective culture	selective curve	selective cutting
selective damping	selective data management system	selective data processing{=SDP}	selective decoupling	Selective-demand
selective demand	Selective-demand advertising	selective deposition	selective detection	selective detector
selective detector	selective detector [of optical radiation]	selective diagram	selective differential relay	selective diffuse