Numerical Simulation for Optimizing Design of Round Crystallizer with Water Cooled Jacket in Horizontal Continuous Casting for Iron Bar;
铸铁水平连铸圆结晶器优化设计数值模拟
Periodontal Implication of two kinds of Bonded lingual fixed retainer and removable retainer;
两种舌侧保持器与Hawlay保持器对牙周健康的影响
Periodontal effects of two kinds of bonded lingual fixed retainer and removable retainer;
2种舌侧固定保持器与活动保持器对牙周健康的影响
Affection of periodontal implication of bonded retainer and removable retainer to periodontal health;
固定黏接式保持器和活动可摘保持器对牙周健康的影响
Objective:To acquire the normal dosage of denture acrylic in Hawley retainer-making by analyzing different dosage used to different models which had been treated.
目的:通过对矫治后模型采用不同量的牙托粉充胶,获得拔牙和不拔牙病例Hawley保持器制作所需牙托粉用量。
Objective To investigate the effect and characteristics of Hawley retainer and transparent full-arch wraparound retainer in clinic application.
目的观察Hawley保持器与透明压膜保持器的临床应用效果及特点。
Common retaining appliance in the orthodontic treatment;
正畸临床常用保持器概述
In the past decades,for a variety of reasons,the patients couldn t wear retaining appliance well.
然而保持也是正畸学中最困难的问题 ,过去的几十年 ,由于各种原因 ,患者不能很好地配戴保持器 ,复发率较高 ,为了使患者更好地配合临床医师进行完整的治疗 ,现试研究一种新的保持方法 ,即用乙烯软塑料配合铸造保持器进行保持 ,既继承了 Hawley氏保持器的优点 ,又美观舒适 ,坚固耐用 ,临床上获满意效
hold drift of track-hold circuit
跟踪-保持器保持漂移电路
Farmers should also keep equipment、 containers and tools clean.
家禽饲养者应保持器材、器及工具清洁。
The rear door scuff plate is attached with molded-in snap retainers.
后车门框板由模制紧压保持器连接。
The modules must be securely in place before the retainer can be replace.
在安置保持器之前，要确保模块已经正确定位。
Control Chaos Using a Sampling Holder and a Low Pass Filter
应用采样保持器和低通滤波器控制混沌
Clinical effects of modified vacuum-formed retainer on children with mandibular retrusion
改良式压模保持器保持治疗在下颌后缩患者的疗效观察
holding register
保持寄存器存储寄存器
To maintain good performance
为保持机器良好性能
Always keep the regulator clean.
总是保持调整器干净。
They keep oiling the machine .
他们保持给机器上油。
The precision instrument must be kept free from dust.
精密仪器必须保持无尘。
holding position
(继电器 的)吸持位置；自保位置；保持(开或关的)位置
Some arms control advocates remain sceptical.
对此一些武器控制的提倡者保持怀疑。
With the air conditioner, he can remain cool.
有空调器使得他能保持凉快。
a thermostat that operates at very low temperatures.
能够保持很低温度的温度调节器。
the air pressure maintained in the air-tight compartment of an aircraft.
飞行器的隔离舱中保持的气压。
The upper surface of the bed remains horizontal when the container is tipped.
当容器倾斜时床层上表面保持水平。
a thermostat that operates at very high temperatures.
能够保持高温的自动调温器。