- 更多网络例句与耕心土相关的网络例句 [注：此内容来源于网络，仅供参考]
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The effect of improvement on planosol by the application of the four types of ploughs suggest that there were hard clods between two chisel if the cultivate depth is less than 40cm; there are hard triangle clods between two chisel if the complete deep cultivate reach 40 cm and soil hardness is 20～40kg/cm〓 if the cultivate horizon is shallow or below 20 cm, the expected effect of improvement will not be obtained.
3应用三段式心土犁的土效果。不同改土机械改良白浆土对比试验结果表明：各种深松耕深不足40cm，且深松铲之间存在硬隔，达不到预想的改土效果。
- 更多网络解释与耕心土相关的网络解释 [注：此内容来源于网络，仅供参考]
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subsoiling：耕松心土
subsoil water 底土水 | subsoiling 耕松心土 | subsolifluction 海底地滑