strata control

常見例句

Strata control system belongs to grey system because its position, structure and boundary condition are difficult to describe precisely.
巖層控制系統(tǒng)的狀態(tài)、結(jié)構(gòu)和邊界條件難以精確描述，屬本征性灰色系統(tǒng)。
Now the mining engineering problem has been not just the mining issues, but also to pay attention to stability and surrounding rock strata control problems.
現(xiàn)在的采礦工程已不僅是開采問題，而且還要注意圍巖穩(wěn)定性和巖層控制。
The paper adopts the theory of strata control, analyses quality and structural form of roof strata in longwall workings, and deals with the design under particular strata condition.
應(yīng)用頂板控制理論分析判斷長壁工作面頂板巖層質(zhì)量及其結(jié)構(gòu)形式，進(jìn)行具體巖層條件下頂板控制設(shè)計。
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