8开发者_JAVA百科级。在气象上，按风力大小可划分为十二个等级，0级风叫无风。2级风叫轻风，树叶微有声响，人感觉有风。4级风叫和风，树的小枝摇动，能吹起地面灰尘和纸张。6级风叫强风，大树枝摇动，电线有呼声，打
This Ruby code using Nokogiri doc.xpath(\"//tbody\").remove removes the children of the <tbody> (as well as the <tbody> themselves). I only want to remove all <tbody> tags from th
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