木涵洞 timber culvert

圆木涵洞 log culvert

木涵盖在办公室 Wooden cover in office

盛木涵春 shengmu hanchun

万木涵芳 wanmu hanfang

滋水涵木 enriching water to nourish wood ; replenishing water to nourish wood ; enrich water tomoisten wood

木质涵洞 timber culvert

逸涵木业 yihan wood industry

涵云木业 hanyun wood industry