earth auger

常見例句

The earth auger is the important pilling machine under construction.
螺旋鉆孔機(jī)是用于基建施工中一種重要的樁工機(jī)械。
This paper optimized the principal axis of the earth auger by ANSYS, introduced the mathematic model and the steps of the optimization design.
用有限元分析軟件ANSYS對挖坑機(jī)主軸進(jìn)行優(yōu)化設(shè)計，從理論上說明優(yōu)化設(shè)計的數(shù)學(xué)模型，并給出具體的設(shè)計步驟。
An analysis related to various kinds of soil cutting by earth auger, this paper puts forward that running speed of frill should be faster than critical speed so as to increase the efficiency of drill.
通過分析長螺旋鉆機(jī)在切削各類土質(zhì)時，鉆具的角速度與土塊運(yùn)動機(jī)理關(guān)系，提出確定鉆具臨界的方法，而工程施工中鉆桿的實際轉(zhuǎn)速應(yīng)大于臨界轉(zhuǎn)速，以提高鉆機(jī)的工作效率。