1) pretreatment basin

预先处理池
3) pre-heat treatment

预先热处理
1.
Effects of pre-heat treatment on microarc oxidation coating of ZAlSi12Cu2Mg1 alloy;

预先热处理对ZAlSi12Cu2Mg1铝合金微弧氧化层的影响
2.
Influence of manganese and pre-heat treatment on microstructure and mechanical properties of Al-Si alloy;
锰结合预先热处理对铝硅合金中富铁相组织和力学性能的影响
3.
The pre-heat treatment and ion nitriding of H13 steel was studied.

研究了H13钢的预先热处理工艺和离子渗氮工艺。
4) pretreatment plant

预先处理厂
5) pre-disposal treatment

处置前的处理,预[先]处理
6) Pre-heat treatment process

预先热处理工艺
补充资料:预先
1.在事情发生或进行之前。
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