The weld metal showed very good toughness at low temperature, and dominant microstructure of acicular ferrite.

And the shapes vary to hexagon, tetragon acicular and odd different colors are available.

形状有六角形, 四角形,长条针形和不规则形状,并有多种颜色可供选择.

Does that metal pit after contact with acid?

那种金属同酸接触后是否会起凹点?

This acid eats metal.

这种酸能腐蚀金属.

Everything he said drip ped acid.

他的话里字字句句都带着刺.

The acid has burnt a hole in my jacket.

这种酸把我的上衣烧了一个窟窿.

When nitric acid is poured on copper, a brown vapor gives off.

将硝酸倒在铜上, 会散发出一种棕色的蒸气.

Acid ate holes in my coat.

我的衣服被酸蚀烂了几个洞.

An acid solution is concentrated when it has very much acid in it.

当酸性溶液里含有很多酸时,它就被浓缩了.

The acid has eaten through the metal.

酸把这块金属腐蚀穿了.

Acid causes metal to corrode.

酸使金属腐蚀.

The acid has been eating away the sides of the container.

酸腐蚀着容器的四壁.

Handle with care, or the acid may get out.

小心轻放, 否则酸会溢出来.

The sulphuric acid ate into the parts of the metal where the coat of paint had peeled.

硫酸腐蚀了这块金属上涂层剥落的地方.

Everyone doesn't like to hear the acid remarks.

没有人喜欢听那尖酸刻薄的话.

Spilt acid discoloured the floor.

泼出的酸弄得地板褪色.

Some ants eject formic acid when irritated.

有些蚂蚁受到刺激时会排出蚁酸.

Wear cotton gloves when cleaning silver, because the acid in your skin can tarnish the metal.

清洁银器时要戴上棉手套，因为你皮肤里的酸性物质会使它失去光泽。

Iron and folic acid supplements are frequently given to pregnant women.

铁剂和叶酸片常被配给孕妇服用。

The acid etched holes in the crystal surface.

那种酸在晶体表面蚀刻出一些小孔。

This comedy of contemporary manners is told with compassion and acid humour.

这部当代风尚喜剧杂糅了悲悯的情怀和尖酸的幽默。