burial trials是什么意思

用法例句

During the overwintering period of 2007—2008,the experiments made use of white,black,dark glue cloth,and black PVC film as cover material for grape in Tulufan to study the meteorological condition for grape overwintering in cover without soil.

以吐鲁番市葡萄乡铁提尔村和红柳河园艺场五队为试验区,在2007—2008年越冬期间,利用白绒胶粘布、黑绒胶粘布、深色再生绒毡、黑色PVC保鲜膜作为覆盖材料,开展葡萄免土埋越冬气象条件研究。