2) premature hardening
过早硬化
1.
Study on preparation and premature hardening of aluminium phosphate matrix curing under low temperature;
低温固化磷酸铝基体的制备及过早硬化研究
3) much higher hard
硬度过高
1.
In this thesis, we mainly introduce the reason of leading the supply water of power boiler much lower pH and much higher hard and the way of mind of it s analysis.
本文主要介绍了导致动力锅炉补给水pH值过低和硬度过高的原理及其分析思路。
4) Hardware Filter
硬件过滤
1.
Research about Setting Register for Multicast Hardware Filter;
组播硬件过滤寄存器设置问题探讨
5) soft and hard processes
软硬过程
6) (semi) hard process
(半)硬过程
补充资料：过硬
禁受得起严格的考验或检验：过得硬丨技术～丨～本领。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条