用allotropic造句子，“allotropic”造句

Titanium in the pure state can exist in either of two allotropic forms.

a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable gray metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite).

The structures of the principal allotropic forms of all the elements will be discussed in detail as the chemistry of each element is treated.

a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar.

A metallic element having allotropic forms used in a wide variety of alloys found in stibnite.