可钻性, (种子、肥料的)流动排出性能
Theoretical Analysis and Characteristics of Influence Factors on Drillability of Frozen Soil
冻土可钻性理论分析及影响因素探讨
n.
可钻性,种子流动排出性能
Theoretical Analysis and Characteristics of Influence Factors on Drillability of Frozen Soil
冻土可钻性理论分析及影响因素探讨
词组
noun
1.Instruction or training in military exercises.
‘our days often began with military drilling’
2.The action of cutting away part of a tooth before filling it.
‘some new dental technologies have eliminated the use of drilling’
3.The action of making a hole in something by boring with a drill.
‘the windows vibrated all day from the sound of drilling’
4.The action of planting the ground in furrows.
‘accurate ridging and drilling make hoeing much easier’
5.The action of sinking a borehole in order to obtain oil or water.
‘drilling should begin next year’
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noun
‘our days often began with military drilling’
