水泥的

Actually, downhole casing is cemented at its bottom, and fastened by casing head at its top, so the axial tension caused by internal pressure does is not loaded by the casing, instead, by well bottom and the casing head, etc..

实际井下套管下端被水泥固定，上端被套管头固定，此时套管承受内压所产生的轴向拉力，并不作用在套管上，而作用在井底和上端约束上。

Combining the Haoxi Road Transformation Project, the paper introduces the design method of paving bituminous concrete surface after treating the disease of cement concrete pavement.

该文结合南通市濠西路改造工程，介绍水泥混凝土路面病害处理后，加铺沥青混凝土面层的设计方法。

Is a series of ceramic products, especially high-frequency porcelain, variable piezoelectric ceramic, chemical ceramics, porcelain senior daily, senior health building porcelain, ceramic and paper, cement, rubber filler, refractories and household chemical products such as the quality of raw materials.

是陶瓷系列产品，特别是高频瓷、变压电瓷、化工陶瓷、高级日用瓷、高级建筑卫生瓷、搪瓷及造纸、水泥、橡胶填料、耐火材料和日用化工产品等的优质原料。

The emission pollution of Pb of cement kiln was studied.

研究了水泥窑Pb的逸放污染。

All the results can be used to constitute standards and criterion for co-firing technology using cement kiln.

这些结论为制定水泥窑混烧危险废物技术的标准与规范提供理论依据。

The mission is designed for 4,000 T / D cement clinker precalciner kiln system Preparation Process Design.

本次设计的任务是进行4000T/D水泥熟料预分解窑原料制备系统工艺设计。

And a self organizing controller with this control strategy as core is designed for cement calcination in shaft kiln.

据此 ，设计出以控制策略为核心的立窑水泥煅烧过程自组织控制器。

Using a notched spreader, apply an approximately 10 mm thick layer of bonding cement to the floor.

用齿形泥刀，铺设约10毫米厚的一层粘结水泥在地上。

Disperse the stress between the cement surface layer and base layer.

分散水泥面层和基层之间的应力。

"Our system has three layers. The first one is a PS insulator. Next is the cement layer. It's thermal conductivity is very low."

「因为我们这个系统有三层，一层是PS隔热版，再来是规划水泥版，它本身的热传导细数很低。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。