时间:2022-04-15 20:28:49
adj.
面貌严厉的,其貌不扬的。
hard: adj. 1.硬的,坚固的 (opp. soft)。 2 ...
faced: adj. 〔多用以组成复合词〕具有…脸型的,有…表面的, ...
Most of them had hard faces .
他们的脸多半是铁板的。
Hard facing is weld deposited cobalt base alloy
硬面焊接钴基合金沉淀物。
Hardened seating surfaces ? both disc and body seating surfaces are hard faced for maximum service life
硬化的阀座表面?阀瓣和阀体地阀座表面都经过表面硬化,最大限度延长使用寿命。
Non - lubricated , tapered plug assures tight seal with low breakout torque . constructed of hardened materials with optional hard facing
无润滑,锥形阀塞确保紧密密封,并且具有很低的启动扭矩。有硬化材料构造而成,配置备选硬面。
Mechanical equipment of nuclear reactors : design and construction rules . hard facing by cobalt alloys melting for mechanical equipment of nuclear reactors
原子反应堆机械设备.设计与制造规则.原子反应堆机械设备用钴合金固熔法表面硬化