您要查找的是不是：
- salt hardness and brittleness 硬脆性
- It is in high hardness and brittle. 硬度高、性脆,磨粒锋利,具有一定的导热性。
- Fine and dense structure for hard and brittle work piece to grind. 硬而且脆弱的工件加工时用细密的组织。
- Green colour,its hardness is only second to diamond and boron carbide.its hardness and brittleness are higher than C. 绿色，硬度仅次于碳化硼和金刚石，比黑碳化硅硬度和脆性略高。
- But it is difficult to process it in precision because of its hardness and brittleness. 但是由于陶瓷喷涂层的硬脆特性，难以进行精密加工。
- He stuck hard and fast to his principles. 他坚定不移地坚持自己的准则。
- You can't lay down hard and fast rules. 规则不能定得太严太死。
- Work hard and you will be successful. 努力工作，你就会成功。
- He has had it hard and gets discouraged. 他处境因难，感到沮丧。
- He works hard and keeps regular hours. 他工作努力，生活很有规律。
- Diopside is rated at 5.5 on Moh's Scale of Hardness and though it is suitable for jewelry purposes, care should be taken with this stone for it is relatively soft and brittle. 透辉石是额定5.;5对卫生部的规模和硬度虽然这是适合珠宝首饰的目的，应注意与此石为是比较软脆。
- Belt grinding shows excellent characteristics in machining hard and brittle materials. 砂带磨削在硬脆材料加工中具有优良的性能。
- The wind blew hard and the sea was billowing. 疾风劲吹，海浪汹涌。
- High boron iron-base alloy is a new kind of wear-resistant material,which takes high hardness and brittle eutectic borides as its wear-resistant phases. 高硼铁基合金是一种新型的耐磨材料,其特点是以组织中硬脆的共晶硼化物作为材料的耐磨相。
- The mattress was hard and unyielding. 这床垫很硬，没有弹性。
- He volunteered for the hard and unprofitable job. 他自愿做这苦差使。
- They pulled hard and reached the shore quickly. 他们用力划船，很快就到了岸边。
- Cathleen was as white as Cade had been the day Scarlett called, white and hard and brittle, as if her face would shatter if she spoke. 凯瑟琳跟思嘉拜访那天的凯德一样苍白，苍白、冷峻而刚脆，仿佛一说话她的脸就会破裂似的。
- Push hard and the lever will go down. 用力推就能把控制杆按下去。
- Suppose you notice that sometimes the tar in the pavement outside your house is soft and pliable, while other times it's hard and brittle. 加入你注意到了你家房子外的小路上的沥青焦油有的时候很柔软，但在有些时候又硬又脆。
