base sand

常見例句

雙語例句

• Shanghai Shibang has become a major production and export base of sand-stone and powder-making machinery in China.
  上海世邦已成為國內主要的砂石、制粉機械生產和出口基地。
• As the electric crawler inches forward along a sand base layer, the bricks are automatically packed together by gravity.
  隨著這個電動鋪路者在砂基路面上一點點向前行進，磚塊便因為地心引力自動碼放在一起。
• The effect of surface treatment of non silica base sand on the strength, gas evolution and breakdown of precoated sands has been investigated in the present work.
  研究了表面處理工藝對覆膜特種砂強度、發(fā)氣性及潰散性的影響；
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