At the section with non lithology key bed, the key bed could be selected according to the lithology combination and the particle variation.
在无岩性标志层的层段，则根据岩性组合及粒度变化选择标志层。
Later in the paper, a correlation between the main coal-seams in this province is made, in combination with the traditional method of the key bed, coal petrography and palaeontology.
然后，结合传统的标志层法、煤岩学及古生物学方法，对该区主要煤层进行对比。
He set this valise on a chair near his bed, and he always carried the key about his person.
他把提箱放在自己床边的一张椅子上，钥匙老揣在身上。
Going to bed early is key to getting enough sleep and helping adolescents feel on top of the world, a new study reported.
一项最新研究报告称，早睡不仅是得到充足睡眠的关键，而且有助于改善青少年的情绪。
Going to bed early is key to getting enough sleep and helping adolescents feel on top of the world, a new study reported.
一项最新研究呈报称，早睡不只是获得充沛就寝的关键，而且有助于改进青少年的情感。
You may press the "do not disturb" key above the bed or hang on the door "do not disturb" sign.
可按下床头上方“请勿打扰”键，也可在门上挂“请勿打扰”牌。
The selection of model sand is the key problem in the design of a mobile bed model test.
对于研究泥沙问题的动床模型试验，模型沙的选择是模型设计的关键。
The key techniques for sod production in south part of Jiangsu were reviewed and more attention should be paid to seed bed management.
以苏南地区的草皮生产实践为依据，总结草皮生产的关键技术是平整坪床、草种加工、精细养护。
The presence of intergranular stress in the propellant bed is a key factor that determines the classification of the balance equation.
颗粒间应力的存在是决定方程组类型的重要条件。
The key turns in the lock the idler turns in the bed.
钥匙离不开锁，懒人离不开床。
The article states the technical features and barriers of the fluidized bed furnace when used for treating metal wires, and points out the design matters of the furnace key parts.
本文介绍了流态粒子炉用于金属线材热处理时的工艺特点和技术难点，强调了炉子关键部位设计时应注意的问题。
This paper gives emphasis to structure, performance, key point of design and key link of operation of an ignition device over bed in fluidized bed boiler.
本文重点介绍流化床锅炉床上点火装置的结构、性能、设计要点及其操作要领。
Good bone graft bed, enough bone graft material and perfect correction skill are the key points for getting a good curative effect.
精心准备植骨床、充足的植骨材料、熟练的三维矫正技术是取得良好疗效的保证。
Ammonia synthetic tower, as a key equipment of the ammonia synthesis installation, its bed temperatures' optimal operation and control quality take great effect on ammonia conversion.
氨合成塔作为合成氨装置中的关键设备之一，其床层温度的优化操作及控制品质对提高塔内氨转化率具有很大的影响。
Heat treatment technics such as tempering, vibration aging, induction quenching and so on adopted on key parts like bed enable more stable accuracy and longer working life.
龙门刨床身等关键件的回火、震动时效、超音频淬火等热处理工艺，使机床精度更稳定，使用寿命更长。
The thermocycling loop is a key system of circulating fluidized bed (CFB) boiler, its circulating flow and thermodynamic characters directly affect safe and economic operation of CFB boiler.
热循环回路是循环流化床(CFB)锅炉的关键系统，其循环流动特性和热力特性直接影响CF B锅炉的安全经济运行。
The zigzag rotating bed is a new type of HIGEE, the key part of which is a zigzag rotator.
折流式旋转床是超重力旋转床一种新的型式，其核心部分是折流式转子。
Heat treatment technics such as tempering, vibration aging, induction quenching and so on adopted on key parts like bed enable more stable accuracy and longer working life.
床身等关键件的回火、震动时效、超音频淬火等热处理工艺，使机床精度更稳定，使用寿命更长。
The flow property of solid particle in flowing bed is a key factor affecting the efficiency.
固体颗粒在移动床内的流动特性是影响床层使用效率的一个关键性因素。
Cyclone separators are the key equipment for warranting that circulating fluidized bed boilers have a certain particle circulation rate, with good combustion and desulfurization efficiency.
旋风分离器是保证循环流化床锅炉具有一定颗粒循环倍率、燃烧效率、脱硫效率的关键设备。
While selecting the bed , the key elements that should be kept in mind are comfort, support, size and material.
在选择床上，关键要素，应当铭记的是安慰，支持，尺寸和材料。
The results show that bed separations mainly occur below the key strata, and the highest bed separation space is right below the primary key stratum.
结果表明：覆岩离层主要出现在各关键层下，覆岩离层最大发育高度止于覆岩主关键层。
The key turns in the lock, the idler turns in the bed.
钥匙离不开锁，懒人离不开床。
It seems parents have long been right. Going to bed early is key to getting enough sleep and helping adolescents feel on top of the world, a new study reported.
一项新的研究表明，长久以来父母让孩子早睡似乎是对的，早睡是获得充足睡眠的关键并且可以帮助青少年树立自信感。
The key parameters of the oil shale resource appraisement consist of ore-bed recoverable thickness(H), orebody effective area(S), orebody weight(D) and orebody resource types, etc.
油页岩资源量评价关键参数包括矿层可采厚度（H）、矿体有效面积（S）、矿体体重（D）、矿体资源类型等。
A real time simulation test-bed for vision-based autonomous landing of Unmanned Combat Aerial Vehicles (UCAVs) was proposed, which can verify key techniques involved in autonomous landing.
论述了无人作战飞机自主着陆研究中所涉及到的关键技术，并设计和建立了“基于视觉的无人作战飞机自主着陆实时仿真验证平台”。
The particle diameter distribution of liquid droplets is one of the key factors involved in the technology for making fluid ice from a liquid-liquid circulating fluidized bed.
液滴的粒径分布是液-液循环流化床制取流体冰技术的关键因素之一。
The particle diameter distribution of liquid droplets is one of the key factors involved in the technology for making fluid ice from a liquid-liquid circulating fluidized bed.
液滴的粒径分布是液-液循环流化床制取流体冰技术的关键因素之一。
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