Hardening ,as of tissue,by such impregnation.

硬化组织的硬化，通过如上的钙化作用

属类：综合句库--

For these reasons, agar rapidly replaced gelatin as the hardening agent of choice for bacteriological work

由于这些原因，琼脂很快代替了明胶，或为细菌学研究的较理想的固化剂。

属类：综合句库--

In sexual arousal, blood fills spaces in the tissue, and blood vessels constrict to hold it there, enlarging and hardening the penis in an erection. The foreskin, a circular fold of skin covering the glans, is often removed.

在性刺激中，整个组织会充血，血管收缩保留住血，使阴茎在勃起时变长变硬。龟头的起始部位的一环状皮肤皱褶向前伸展盖住龟头，称为包皮，通常被切除。

属类：化学及生命科学-医学-生理与解剖

The lack of deep hardening in these alloys negates their use

这些合金缺乏深层硬化能力使它们无法利用。

属类：综合句库--

These are the seedlings that are hardening off in a hotbed

这些是放在温床中经受耐寒锻炼的幼苗。

属类：综合句库--

This can sometimes reveal a hardening or lump that signals a tumor

这样有时能发现硬物或肿块，这是肿瘤的信号。

属类：综合句库--

We call this rise in strength "age hardening ."

这种强度的增加我们称为“时效硬化”。

属类：综合句库--

Plants raised in this frame require no hardening off

这种温室里培育出来的植物用不着炼苗。

属类：综合句库--

Ceramics: Traditionally, objects created from such naturally occurring raw materials as clay minerals and quartz sand, by shaping the material and then hardening it by firing at high temperatures to make the object stronger, harder, and less permeable to fluids.

制陶术:传统上，用天然的原料如黏土和石英砂制作、塑成型后，用高温烧硬，做成实用物或装饰物的技术或工艺。

属类：行业术语-艺术-工艺

Case hardening steels-Technical delivery conditions.

铸造硬化钢.技术提交条件

属类：行业标准名称-国际标准-NF A35-551-1999(欧洲标准EN 10084)