目前关于保持环工艺参数和磨损率的确定都是依靠反复的试验或经验确定，周期长，成本高，浪费大。
At present, the technical parameters and the wear rate of the retaining ring are confirmed through trial or experience, which usually has longer periods, higher cost and larger waste.
Holzel博士介绍说，冥想者们通常端坐在椅子上或地板上，保持静默，尽管有时在某一环节会有引导的声音。
Generally the meditators are seated upright on a chair or the floor and in silence, although sometimes there might be a guide leading a session, Dr. Holzel said.
与此同时，冷却系统使环超流氦沿对撞机的加速环循环，使其温度保持在零下271.3摄氏度(零下456.34华氏度)。
Meanwhile, the cooling system that circulates superfluid helium around the LHC's accelerator ring keeps the machine at minus 271.3 degrees Celsius (minus 456.34 degrees Fahrenheit).
保持策略（retention policy）是实现注解的重要一环，根据数据在内存中保持时间的长短，有三种类型的保持策略
The retention policy, which is an important part of implementing Annotations, is based on how long the data needs to be kept in memory. There are three different types of retention policy
Nordstrom(*)不是最大的零售链，或是销售链中最大的一环，但Nordstrom了解并保持对燃料消费者的掌握。
Nordstrom is not the largest retail chain, or even the biggest department store chain, but Nordstrom learned and tracks what fuels shopper loyalty.
保持阀芯头与阀座环对中，对于严密关闭是重要的。
To maintain the spool in the head and valve seat rings for tight closure is important.
雾起，立即召唤船长，开始保持每20分钟用雷达环扫一次海面，回声测深52拓，备车，开启雾号。
Fog sets in, call master at once. Began to keep on radar for detecting to the sea all round at an interval of every 20 minutes. Sounding by echo 52 fathoms. Standby Engine. Fog signal started.
为了克服滞环控制的不足，串联侧采用恒频滞环来保持开关频率的稳定。
The constant frequency hysteresis is adopted to keep switching frequency stable and improve the hysteretic control.
月环比数据显示在去年底下降明显，但此后保持了稳定。
Month-on-month figures point to a dramatic slump at the turn of the year, but stability since.
当磨辊与磨环达到一定磨损后，调整高压弹簧长度，保持磨辊于磨环之间的恒定碾压力。
When the roller mill with a certain ring wear, the length of spring pressure adjusted to maintain a constant link between roller mill on the pressure roller.
曲径汽封和活塞环提供了双密封系统，使油保持洁净并减少磨损。
Labyrinth seal and piston ring provide a dual sealing system, keeping oil clean and reducing wear.
我能让FlexBar作的就是保持对所有Buff/Debuff/战斗种类/脚环名称的监视，最终将给你一个比较好的这些名称的列表。
What I've had FlexBar do is keep track of every buff/debuff/combat type/aura name it sees so it eventually will give you a better list of these.
本文刻画了整环上的全矩阵空间、对称矩阵空间和上三角矩阵空间上保持伴随矩阵的线性算子的结构。
In this paper, we characterize the linear operators preserving adjoint matrices on the Spaces of all matrices, symmetric matrices and upper triangular matrices over domain.
活塞环必须保持自由以便能正确地运动及维持好的密封。在活塞环槽内和活塞岸上的沉积物必须被控制。
Rings must remain free to function properly and to maintain a good seal. Deposit build up in the ring grooves and on piston lands must therefore be controlled.
研究了全矩阵环上保持伴随矩阵的线性映射的形式。
The forms of linear maps preserving adjoint matrix between two full matrix rings have been given.
在这样的情况下，要使发动机保持良好的工作状态，只有整修气缸表面，并配装新的活塞和活塞环。
In such a case, the only way to get the engine Back into good operation condition is to refinish the cylinders and fit new pistons and new rings to them.
刻画了在非负无零因子交换半环上强保持可逆矩阵的线性算子。
The linear operators that strongly preserve invertible matrices over some antinegative commutative semirings with no zero divisors were characterized.
PCTH测试阀可实现持开的功能，环空泄压后仍能保持开启状态，使用起来更加方便、灵活。
PCTH tested valve has the function of being open state constantly and that keeping on open after annulus pressure relived out makes it much handy and be liable to be used.
应用分式化方法刻画了唯一分解环上对称矩阵模的保持伴随函数的线性变换的形式。
By the fractional method, characterized the linear preservers of the adjoint function on the symmetric matrix module.
该术式的特点为：在保持骨盆环和髋外展肌完整的基础上，可以最大限度地改善髋关节畸形，恢复髋关节的解剖关系。
The deformities could be easily corrected the anatomic relations could be restored nicely the pelvic ring and the abductor muscles are reserved.
为此，填充槽(34)优选构造成使得尽管存在密封环(33)也保持可见。
For this purpose, the filling groove (34) is preferably structured to cause the sealed ring (33) to keep existed and visible.
一种具有无螺栓盖的泵，所述盖仅通过其与外壳之间的压缩环就能够被保持在泵的外壳的端部。
A pump has a boltless cover that is held on the end of a housing of the pump by only a compressed ring between the cover and the housing.
你一点也不用怕，IEEE 802.5委员会已经找到大幅度提升性能同时保持与现有已安装的令牌环网群体相兼容的方法。
Never fear, the IEEE 802.5 committee already found a way to deliver a substantial performance increase while maintaining compatibility with the installed base.
许多种压控测试阀均是通过环空加泵压打开，泄掉泵压关闭，开井过程中环空始终保持一定的开启压力。
Many pressure dominated testing valve is through pumping of relieving annulus pressure to realize open or shut down hole test valve and keep annulus pressure for certain all the time.
算法是非单纯形的，即算法实施过程中的各个环流和相应环补流仅保持着基本性。
It is non-simplex, namely, in the process to carry out it, each circulation and corresponding complent …
虽然中国汽车的产销环比回落，但却仍然保持了较好的发展势头。
Although China's automobile production and marketing are lower than the ring, it still keeps the better developing momentum.
可调的钩环闭合背带保持鞋的安全。
所述加强环（3）将主体膨胀保持在控制下。
The reinforcement ring (3) holds the body expansion under control.
所述加强环（3）将主体膨胀保持在控制下。
The reinforcement ring (3) holds the body expansion under control.
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