{pboot: elective field=ext_chanliang text=unlimited class='' active='on'}[select:value] {/pboot:select}

{pboot: elective field=extw_uliao text=unlimited class='' active='on'}[select:value] {/pboot:select}

{pboot: elective field=ext_yongtu text=unlimited class='' active='on'}[select:value] {/pboot:select}