base sand
常见例句
- Shanghai Shibang has become a major production and export base of sand-stone and powder-making machinery in China.
上海世邦已成为国内主要的砂石、制粉机械生产和出口基地。 - As the electric crawler inches forward along a sand base layer, the bricks are automatically packed together by gravity.
随着这个电动铺路者在砂基路面上一点点向前行进,砖块便因为地心引力自动码放在一起。 - 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.
研究了表面处理工艺对覆膜特种砂强度、发气性及溃散性的影响; 返回 base sand