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1·Low concentration of NAA promoted it.

低浓度的NAA对诱导有促进作用。

2·Titanium is useful at low concentration only.

钛只在低浓度时起作用。

3·In some cases, even a low concentration of green tea was effective.

在某些例子中，即便是低浓度的绿茶都有效果。

4·Some organic solvents could improve its activity at low concentration.

低浓度有机溶剂的存在有利于抑菌活性的提高。

5·The diamond obtained merely need low concentration acid and alkali handling.

得到的人造金刚石只需进行低浓度酸碱处理。

6·Low concentration of fluoride can be used for the treatment of osteoporosis.

低浓度的氟可用于对骨质疏松的治疗。

7·Low concentration NAA or BA beneficial to bud development and root formation.

低浓度BA或NAA有利于芽发育和诱导生根。

8·The swelling of Polymer is the basis of continuous phase at low concentration.

聚合物溶胀是聚合物在较低的浓度下形成连续相的基础。

9·It works at a very low concentration-10 parts per billion-so you can't smell the compound.

这种物质在极低浓度下(10ppb)就可以发挥作用，因此，你是闻不到这种物质的。

10·This paper studies the degradation of low concentration Acid Brilliant Scarlet GR by ultrasound.

本文研究了用超声波降解低浓度酸性大红GR染料废水。