<chr_abbr type="reg" class="dc" expan="" cert="no">Q1-hbar</chr_abbr> ce puet e<chr_var letter="s" var="long">∫</chr_var>tre <chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> d<chr_abbr type="reg" class="dc" expan="on" cert="no">o-hbar</chr_abbr> ce muet 