指示剂: indicator; tracer agent的: 4次方是 The fourth power of 2 i ...僵化: become rigid; ossify; petrif ...指示剂的封闭: blocking of indicator指示剂的选择: selection of indicator指示剂的阻塞: blocking of the indicator习俗的僵化: the ossification of traditional practices指示剂的转变间隔: transition interval of indicator指示剂: phindicatorph; tracer agent; visual indicator指示针；指示剂: indicatorph指示剂,酸碱指示剂: ph indicator指示器指示剂: indicatornn指示剂: calred; calconcarboxylic acidph值指示剂: ph indicator; phiph指示剂: ph indicator比色指示剂: colorimetric indicator for ph沉淀指示剂: precipitation indicator抽提指示剂: extragenic promoter单色指示剂: one-color indicator; one-colour indicator点滴指示剂: drop indicator; spot indicator淀粉指示剂: starch indicator; starch-iodide indicator多程指示剂: multiple range indicator二色指示剂: two color indicator; two-color indicator发芽指示剂: germination indicator放射指示剂: radioactive indicator; radioactive tracer; radiother; radiothor; radiotracer
