久久国产欧美日韩精品,日韩国产精品久久久久久亚洲,99视频精品全部免费免费,91精品国产综合久久走光

猝滅劑與紫外線吸收劑并用時效果更為突出.Quenching agents could be particularly effective in combination with ultraviolet absorbers.這可使用中子吸收劑或慢化劑來達(dá)到.This is accomplished by means of neutron absorbers or moderators.不存在吸收劑物理退化問題.Physical deter...

“吸收劑”的英語可以翻譯為：absorbent，absorber，dope，absorbefacient ...

“吸收劑”的拼音為：xī shōu jì...