During rock projects with drilling-Masting method, there is an escalating trend of the use of downhole rock drilling tools.
在钻爆法施工凿岩工程中，潜孔凿岩钻具的使用量呈上升趋势，特别是高风压潜孔凿岩钻具的产品类型不断增加。
The escalating safety problems from Chinese exports of toothpaste, toys, tires and seafood is a deeply disturbing trend.
从中国出口的牙膏、玩具、轮胎和海鲜食品的安全问题升级形成了一个极为令人不安的趋势。
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