根部

Pre-grinding gear hobs are widely used as the rough machining cutters for hardened gears with high precision, for they can leave undercut at the root of the gears'teeth.

由于磨前齿轮滚刀能够使得被加工齿轮轮齿根部产生一定量根切，所以被广泛用作高精度硬齿面齿轮的粗加工刀具。

Cut hearty root vegetables like parsnips, turnips, rutabagas, carrots, and onions into inch-thick chunks and arrange in a single layer on a cookie sheet.

将根部饱满的蔬菜，如防风草，芜菁，芜菁甘蓝，胡萝卜和洋葱切成丁状，将他们摆在胚面片上一层。

They often had more matrix regions more than one which were different in electron dense, infection thread wall thickness and bacterial number.

根瘤的形成十分复杂，首先是根毛受细菌的影响·发生卷曲，形成形状不同的侵入线[5]，随后侵入线进入植物根部，激活。。。。。。

This essay mainly explains that the involutes of grind gear on the bottom of the tooth space is not deep enough is caused by meshing interference.

阐述了磨齿齿轮在齿槽根部齿形渐开线不够深是啮合产生干涉的原因。

During operation, the pedicle of the middle colic vessels bled and several suture ligations were done to control the bleeding.

手术中，分离大肠肠系膜时因中结肠血管根部出血，而进行多次缝合结扎止血。

Unable to maintain root meristems. Our data showed that the defects in the mutant were related to the shift of the free histidine content in mutant plant.

虽然hpa1并没有显示出十分严重的组氨酸饥饿特征，但是在根的发育上表现出明显的缺陷，根部分生组织遭受严重破坏。

Mycorrhiza frequently leads to the control of root pathogens, but appears to have the opposite effect on leaf pathogens.

菌根常常可以导致根部病原菌的控制，但是在叶部病原菌上却直到了相反的作用。

Material and methods:? Dynamic Observation Group:The rabbits were anesthetized with thiopental .

研究温控导管射频消融主动脉根部即时损伤深度与温度、时间的相关性。

Relationships between detoxification response to Cd and low molecular weight thiols in S.

Zn、Cd交互作用改变它们在枝根中分配，这种改变仍与它们在介质中浓度相关，Cd、Zn主要积累于根部。

Vegetable's roots absorb NO3- mainly by the way of active absorption. Under retro-electrochemical gradient(170-250mv), NO3- is absorbed into the interior of root through symplast in a state of ion.

蔬菜根系以主动吸收为主的方式吸收硝酸根离子，在逆电化学势梯度（170~250mv）下，硝酸根离子以离子态通过共质体途径进入根部内部。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。