現場挖管溝所堆積之土堆未有防塵網，風大時會造成揚塵

現場挖管溝所堆積之土堆未有防塵網，風大時會造成揚塵

結果 (英文) 1:

There is no dust-proof net in the piles of soil piled up by pipe trench excavation on site, which will cause dust when the wind is strong

結果 (英文) 2:

There is no dust net for the mounds accumulated by the on-site trench, which can cause dust when the wind is high

結果 (英文) 3:

There is no dust-proof net on the soil pile accumulated by digging pipe trench on site, which will cause dust when the wind is strong