open casting-in的意思|示意

When a letter from UCLA arrived casting doubt on his claim, he intercepted it in the mailroom, steaming it open and substituting its contents with a forgery.

当一封来自该学校的信对他的说法提出质疑时，他在邮件室内截住了这封信，用蒸汽将其拆开，然后用一封假信掉了包。

Dogs crouches in front of the neighbor's wide-open gates, casting a meek glance at you as if they were your old friends.

狗跑到邻居敞开的大门前趴下来，仿佛多年的老友般温存地望着。

According to the actual condition of high bench in open cut coal mines and similarity law, a similarity model of high bench casting blast experiment was built and similarity constant was deduced.

根据露天煤矿高台阶抛掷爆破现场工况和相似准则，建立了高台阶抛掷爆破的相似试验模型，推导了相似常数。

The effect of casting blast could influence working performance of dragline and cost of production in open-pit.

在露天矿抛掷爆破中，爆破效果的优劣影响到拉斗铲作业效率及露天矿生产成本。