您要查找的是不是：
- NP-hardNP-hard
- NP-hard问题NP-hard problem
- NP-hard难题NP-- hard problem
- Hard E综合征Hard E syndrome
- hard money (美国)现金
- hard money (硬币)硬通货
- hard mouth (禽类)硬嘴
- hard wax(嫁接用)硬蜡
- hard bread (救生艇用)压缩饼干
- hard-paste (旧用名词)硬质瓷
- “hard up”是英语惯用语。To be 'hard up' is an English idiom.
- glass hard (HRC65以上)玻璃硬度
- hard flux(提高沥青稠度)硬掺合料
- glass-hard surface (犁壁的)光硬表面
- hard rolling(轴颈圆角等的)硬化滚压
- leather hard (指坯体干燥程度)半干状
- hard swell can(用手指压不回去)硬胀罐
- hard yarn package(卷绕密实的筒子)硬卷装
- hard top container(顶开式集装箱之一种)硬顶式集装箱
- 使用HARD DRIVE BY WD徽标之前必须获得书面许可。Prior written approval is required to use the HARD DRIVE BY WD logo.
