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Astronomer found this energy scope was very important forobserving high energy celestial bodies.Hard X-ray Modulation Telescope astronomy satellite is thefirst astronomy satellite of our country.

天体物理学家注意到，这个能区的高灵敏度巡天观测恰恰是了解天体高能物理过程的关键手段。

As discussed above, cast iron will transform into super-hard material called Cementite at temperatures of around 650 – 700°C.

如同以上讨论，铸铁在大约高温摄氏650-700度的时候会转化成一种超级-硬的材质，我们称之为

Dentin tooth dentin constitute the main material, is located in the inner enamel and cementum, it is better hard enamel.

牙本质』牙本质是构成牙齿主体的物质，位于牙釉质和牙骨质的内层，不如牙釉质坚硬。

The dir ection of calcium ion migration in tooth hard tissue is cementum→dentin→enamel .

牙体硬组织中钙离子的迁移规律为：牙骨质→牙本质→牙釉质。

I don't censor myself or think too hard but let the topics roll.

我不检查自己，或者认为太辛苦，但让卷的主题。

Enterprise cohesion is a centripetal force making employees unite with each other, help each other and work hard.

企业凝聚力是使员工能够团结在一起，互相信任，互相促进，努力工作的一种向心力。

Key words: skeletal class III malocclusion; X-ray cephalometry; hard and soft tissue

关键词］骨性III类错牙合； X线头影测量；软硬组织

Results The contour of soft tissue and hard tissue and some typical curves were successfully taken, and 19 cephalometric landmarks were identified,computerized automatic recognition system of cephalometry was set up.

结果：提取了头颅定位侧位片的软组织和硬组织轮廓曲线和图像内部的某些特征曲线，在此基础上确定了19个头影测量标志点，建立了X线头影测量计算机自动识别系统。

The high temperature high pressure hot isostatic pressing technology was used for deposition of hard coating on Ti-based cermet.

利用热等静压技术高温高压的特点，在金属陶瓷的基体上获得了硬质梯度涂层。

If he was not industrious in his youth, he now works very hard.;相关词条:certes;admittedly

例句参考：诚然，他年轻的时候不勤奋，然而现在他工作很卖力。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。