<chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> de ce<chr_var letter="s" var="long">∫</chr_var>te <chr_abbr type="reg" class="dc" expan="" cert="no">t-hbar</chr_abbr>re <chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> daillor<chr_var letter="s" var="long">∫</chr_var> 