It produces a poor surface finish; tool wear is high.

它生成很差的表面光洁性且刀具磨损非常大。

youdao

Spray: spray leakage, poor surface roughness, and the powder is easy to fall.

喷塑差的：漏喷，表面粗糙，而且喷粉易掉。

youdao

However, in case of ductile materials they cause poor surface finish and low tool life.

可是在塑性材料加工时，造成表面光洁度和刀具寿命低。

youdao

In Cornwall, the A39 at Perranarworthal is closed in both directions because of flooding and a poor road surface.

BBC: St Asaph: Woman's body found inside flooded home

Pitch inspector John Jameson made it clear there was no question of him reporting the surface, citing swing and poor batting for most of the wickets.

BBC: Wickets tumble at cloudy Taunton

Although it has reopened, some parts of the road surface were reported to be in a poor condition, BBC Travel said.

BBC: A39 in Cornwall reopens after river bursts banks