掌子面正前方 Frontage of Heading
掌子面左前方 Left Hand Side of Heading
在前面的地方 In front of the local ; In front of the place
前面那个方括号 An open square bracket
面朝前方 face forward
前方地面控制站 Forward Ground Control Station ; FGCS
用随机前沿面方法 stochastic frontier Approach ; SFA
随机前沿面方法 Stochastic Frontier Approach
的轻型前方地面控制站 Forward Ground Control Station
高频地震反射波法能有效地进行隧道掌子面前方地质预报。
The result states clearly that the seismic reflection method of high frequency can effectively apply to geologic prefiguration in tunnel.
在这里你甚至可以清晰辨认出画面前方这个双胞胎胎儿手上的一根血管。
Here you can even make out a vein on the hand of the twin in the foreground.
通过对样本库的训练检验，对掌子面前方围岩类别预报取得了满意的效果。
By training and check up of the stylebook, it's satisfying to predict the rock masses classification in front of the tunnel face.
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