pit supporting structure的用法和樣例：
例句
- The interaction between the earth berm and the retaining structure is analyzed.
分析了反壓土與支護結構相互作用的機制。 - Practice shows that the spatial bolted shotcrete supporting structure is of very high value and vast development foreground.
實(shí)踐證明，空間網(wǎng)殼錨噴支護結構具有很高的推廣應用價(jià)值和廣闊的發(fā)展前景。
