The H13 steel piercer point alloyed by Re-Al is studied.

对H13钢穿孔顶头进行了稀土铝合金化研究。

The component content of phosethyl-Al waste liquor is determined.

测定了乙磷铝废液中各成分含量。

The aluminum solder paste has been used in the welding of Al-Al, Al-Al alloy and Al-stainless steel.

该铝焊膏具有加料方便、准确，焊接性能优良的特点。

Cu - Al pipe welding machine is special equipment for Cu - Al pipe welding in the refrigeration field.

铜铝管焊机是制冷行业用于铜铝管接头焊接的专用设备.

Fittings for pex - al - pex pipe : what is your process cost per ton?

交联铝塑复合管管件的加工费是多少钱每吨?

It was like trying to douse a 4-al wi fire with a water pistol.

这就像企图用一把水枪去扑灭一场四级火情警报的大火一样。

Increased wall coating of the anti-al, anti-oxidation, anti-UV and fouling of;

提高了外墙涂料的抗侯性，抗老化性，抗紫外线和抗污性；

Methods:Aminomethylpyrazine was prepared via reduction of cyanopyrazine by using red-Al (Trade Name:EsterxTMsolution , 70% red-Al in toluene) as reducing agent.

方法：用红铝作为还原剂还原氰基吡嗪制备氨甲基吡嗪。

This paper deals with RE - B - Al diffused into the armco iron using pasty method.

采用膏剂法对工业纯铁进行稀土硼铝共渗,观察了渗层组织,探讨了硼化物的形成机制.

The effect and advantage of Cr-Al tanning on cleaning tan leather are discussed.

说明了铬铝鞣制在清洁制革工艺上的作用及优点。