Pangaea began to break apart about 225 million years ago due to geological processes related to plate tectonics, which eventually spread Earth's landmasses into the continents we see today.
泛大陆大约于22.5亿年前由于板块构造的地理过程而发生了分离,最终将地球上的各大陆块分成了今天所看到的大陆。
For a plate of vegetables to be placed on the dining table, it has to go through numerous processes, including testing, approval, loading, wholesale and distribution.
一盘蔬菜能端上餐桌,它必须要经历很多环节,包括检验,核准,装卸,批发,配送。
The design method for optimizing an absorption unit in chemical processes is discussed and a process approach for optimizing a plate or packing column is proposed.
本文探讨了化工过程中吸收装置设计的优化途径,提出对板式或填料吸收装置施行优化设计的工艺方法。
The model is very useful in practical ring rolling production analysis and can find application in other rolling processes like strip and plate rolling etc.
该模型可用于实际生产中的工艺分析,不仅适用于环件轧制,亦适用于板带连轧等其它轧制过程。
These different ophiolite sections actually reflect different dynamic processes beneath oceanic ridges, which are mainly controlled by the plate spreading velocity and the amount of magmatic supply.
不同的蛇绿岩剖面反映了洋脊之下不同的动力学过程,主要受板块扩张速度和岩浆供给的制约。
Horizontal continuous casting procedure includes four processes: electrolysis copper plate melting, copper fluid solidification, the drawing and cutting of tube billet.
水平连铸这道工序包括四个过程:电解铜板的熔化,铜液的凝固,管坯的牵引和管坯的切割。
It is feasible that use this high Mn steel to produce lining plate so long as the forming and controling processes of materials are suitable.
只要材料成型及控制工艺得当,用该成分的高锰钢生产衬板是可行的。
This paper introduces the present situation, development trends, classifying methods, typical processes as well as new technologies for color coating plate in the world in recent years.
介绍国内外彩涂板行业的现状与发展趋势,彩涂板的分类方法、典型工艺流程以及近年来世界彩涂板生产的新工艺、新技术。
While shielding set of processing technology mainly divided into next makings shear, rolled plate forming, welding, straightening round, test and assembly several processes.
而屏蔽套的加工工艺次要分为下料剪切、卷板成形、焊接、矫圆、试验和组装几个工序。
Ingrown toenails occur when the periungual skin is punctured by its corresponding nail plate, resulting in a cascade of foreign body, inflammatory, infectious, and reparative processes.
内生性脚趾甲发生时,趾甲板刺破甲周的皮肤,导致一连串的异物,炎症,感染,和修复反应。
Summary: Condyle cartilage and growth plate cartilage are different parts, but their development processes are both endochondral ossification.
提要:髁突软骨和生长板软骨是不同部位的两种软骨,其发育过程均为软骨内成骨。
This paper introduced the fabrication processes of welded plate heat exchangers sandwich and shell and welding technique which adopted in the course of fabrication.
扼要介绍了全焊接板式换热器的芯体和外壳的制造工艺以及在制造过程中所采用的焊接技术。
ABSTRACT: the design of the plate after spring lug parts of the processing order of the processes and some special fixture design.
摘要:本次设计是对后钢板弹簧吊耳零件的加工工艺规程及一些工序的专用夹具设计。
The design of the plate after spring lug parts of the processing order of the processes and some special fixture design.
本次设计是对后钢板弹簧吊耳零件的加工工艺规程及一些工序的专用夹具设计。
The automatic control of plate and strip mill can improve plate shape effectively. Some automatic control processes and those application results at home and abroad are briefly described.
采用板带轧机的自动控制技术可有效提高对板形的控制效果。简述了国内外目前所采用的一些自动控制技术及其效果。
The entire treating processes divide into the image pretreatment, the license plate correction for grade, the character division and the character recognition four parts.
整个处理过程分为图像预处理、牌照的倾斜校正、字符分割和字符识别四部分。
This paper introduced the fabrication processes of welded plate heat exchanger's sandwich and shell and welding technique which adopted in the course of fabrication.
简要介绍了全焊接板式换热器的芯体和外壳的制造工艺以及在制造过程中所采用的焊接技术。
Netlike plastic flow in the lower lithosphere, as viscoplastic flow involving plastic flow network, controls tectonic deformation and dynamic processes within the continental plate.
岩石圈下层的网状塑性流动,作为包含塑性流动网络的黏塑性流动,控制着大陆板块内部的构造变形和动力学过程。
The existing manufacturing Technology for Clad Plate of Stainless Steel were introduced, and the advantages and disadvantages of these processes were analyzed.
阐述了目前不锈钢复合板的生产方法和制备技术,分析了各种方法的优缺点。
The paper describes the different processes relating to air precooling systems and cooling towers of spray type, perforated plate type and packed type with their advantages and deficiencies analyzed.
介绍了空气预冷系统的不同流程以及喷淋式、塔板式、填料式冷却塔,分析了其优缺点;
It is probable that we will be employing the most recent direct to plate and stochastic screen processes for printing.
在印刷的制版和随机聚合网屏生成时我们很可能采用最新的行业指导。
The Mesozoic volcanism in Yanshan area temporarily and spatially corresponds with the regional tectonic events, which might be a consequence of deep lithospheric processes and multi-plate interaction.
燕山地区岩浆活动与构造事件有较好的偶合关系,其构造岩浆活动可能是板块相互作用和深部岩石圈活动的共同结果。
Common faults of WPP2 plate grating spectrograph are briefly introduced; the causes of faults are analyzed, and methods and processes for the debugging of faults are summarized.
简要介绍了WPP2型平面光栅摄谱仪常见故障现象,对故障产生的原因进行了分析,归纳总结了故障排除的方法与过程。
Methods: Bacteria colonies of different personnel, under different humidity and different cleaning processes were calculated by adopting flat plate exposure method.
采用平板暴露法在不同的人员状态下不同湿度不同清洗过程下计算菌落数。
The simulation of reactive distillation processes with simultaneous equilibrium chemical reactions in a plate column was developed.
本文提出了相平衡和化学平衡同时存在的多相复杂可逆反应的反应精馏计算方法。
Contrary to today's highly automated, efficient and low-cost production of hot-strip, plate mills can be generally characterized as low-volume interrupted processes with poor efficiencies.
与当今高效、低成本的热带钢生产相反,中厚板轧机一般具有产量低、非连续、效率低等特点。
Contrary to today's highly automated, efficient and low-cost production of hot-strip, plate mills can be generally characterized as low-volume interrupted processes with poor efficiencies.
与当今高效、低成本的热带钢生产相反,中厚板轧机一般具有产量低、非连续、效率低等特点。
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