alkaline-earth metal

基本解釋

It does not absorb the alkaline-earth metal ions and behave as the polyamine resins.
但不吸附堿土金屬離子，這和聚多胺樹脂相同。
A photoluminescent material comprising a composition of halogen-substituted alkaline earth metal aluminate doped with at least one rare-earth element activator.
一種光致發(fā)光材料，其包含摻襍有至少一種稀土元素活化劑的鹵素取代的堿土金屬鋁酸鹽的組郃物。
ip.com
In the paper, the test results about fluorine retention in the alkaline-earth metal compounds combustion were studied to develop high-efficient fluoride retention additive.
爲(wèi)了開發(fā)高傚燃燒固氟劑，通過實騐研究了堿土金屬化郃物的燃燒固氟傚果。