She traced a line in the sand.
她在沙地上画了一条线。
Equivalent to stone production line and making the combination of sand production line.
相当于石料生产线和制砂生产线的结合。
He used his sword to make a line in the sand.
他用他的剑在沙滩上划了一条线。
Public works trucks line up to load sand onto their flatbeds.
公共工程车辆成排地往平板车上装沙子。
Now we compare with sand production line of stone difference.
现在我们比较下砂石生产线与石料生产线的区别。
It is also the main system of sand production line of sand blasting equipment.
它也是制砂生产线的主要制砂设备之一。
It is also the main system of sand production line of sand blasting equipment.
它也是制砂生产线的主要制砂设备之一。
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