Results showed that this type of hardener can perform characteristic quick hardening effect without any post hardeningaction.
结果表明该坚膜剂具有坚膜速度快、无后期坚膜效应的特点。
2
The experimental results of stress relaxation and constant load tests in hydrogen charging condition prove that hydrogen has dual action of softening and hardening steel.
充氢条件下应力弛豫和恒载荷拉伸试验结果表明，氢有引起钢的软化和硬化的双重作用。
3
The action mechanism of bentonite for setting and hardening of material with high water content is investigated.