Even so, the OPA was never popular.

尽管如此，价格管理局从未受到欢迎。

OPA offers a telephone translation service for your convenience.

OPA为了使顾客的购物更方便快捷，还特别开通了电话翻译服务。

OPA and IOP had no correlation with blood pressure and heart rate.

眼压及眼脉动幅度与患者的血压及心率均无相关性。

The point of the OPA was not to limit tort law but to supplement it.

OPA的意义在于补充，而不是限制侵权行为法。

OPA and IOP have no correlation with blood pressure and heart rate.

眼压及眼脉动幅度与血压及心率无相关关系。

The electronic structure, OPA and TPA properties were studied in detail.

研究了具有三分支结构的八极矩分子和低聚物。

OPA (HPLC) was adopted to detect the contents of amino acids in hippocampus.

采用OPA高效液相色谱分析法检测海马氨基酸含量。

The design method of single power supply OPA is presented in detail in this paper.

介绍了单电源供电运算放大器的设计方法。

Progress of optical phased array (OPA) technology based on electro-optic material is summarized.

综述了基于电光材料的光学相控阵(opa)的研究进展。

OPA/CASCADE model represents the nature of a type of cascading faults and has potential for online use.

CASCADE 模型把握了一类连锁故障的本质特征，具有在线应用的潜力。

Yuki, so there are two separate surcharges?I'm not familiar with the OPA surcharge…Can you please clarify what this is?

徐怀钰，分别有两个附加费呢? 我并不熟悉的OPA附加费… 可以请你澄清这是甚么呢? 感谢。

A general mathematic model for evaluating the spectral bandwidth of optical parametric amplification (OPA) is developed.

提出了估算光学参量放大(opa)光谱带宽的一般性方法。

A very promising optical amplifier, fiber optical parametric amplifier (OPA), is introduced and dissertated in this paper.

介绍和论述了一种非常有实用前景的基于光纤非线性效应的光参量放大器(OPA)及其最新技术进展。

The result also shows that the OPA is a very useful technique for process optimization and quality control for continuous casting.

该工作也表明，OPA技术对指导连铸工艺优化、提高产品质量是十分有效的方法和监测工具。

Article 29. The Measures is not applicable for textiles processed in mainland through OPA, and the origin of which is not China's mainland.

第二十九条通过外发加工方式(OPA)在内地加工且原产地非中国内地的纺织品不适用本办法。

The degenerate four wave mixing (FWM) and optical parametric amplifying (OPA) processes near the zero dispersion in optical fiber are analyzed.

分析了光纤中零色散附近的简并四波混频（FWM）和简并光参量放大（OPA）过程。

The kenaf varieties can be clearly distinguished based on their RAPD pattern ranged from 6 (primer OPA - 20) to 12 varieties (primer OPA - 11).

根据RAPD图谱模式可将红麻品种区分开来，区分范围从6份(用opa - 20引物扩增)到12份(用opa - 11引物扩增)的品种。

The central segregation of continuously cast slab of 10CrNiCu steel and its effect on mechanical properties were studied by original position analysis(OPA).

采用原位分析技术对不同结晶态的低合金钢连铸方坯的成分分布、偏析、疏松、夹杂和其他缺陷进行了分析。

The OPA method was selected as the analytic methods of the active position, which is the free amino groups, in the SPI-saccharide graft reaction, and was improved.

选用OPA法作为SPI-糖接枝反应中反应活性点-自由氨基的分析方法，并对该法进行改进。

The novel design solved the problem of limited voltage swing range caused by bias voltage at input of the OPA and achieved higher bandwidth compared to ac coupled design method.

使用文中介绍的方法设计单电源运算放大器能巧妙地解决由偏置电压引起的信号摆幅受限的问题，有较高的动态范围，而且具有比交流耦合更高的带宽。

The influence of wave-front-distorted pump pulse on the beam quality of the amplified signal pulse in the non-collinear optical parametric amplification(OPA) is numerically simulated.

数值模拟了拍瓦激光器前端非共线光参变放大（OPA）过程中存在波前畸变的抽运光对信号光光束质量的影响。

Liquid crystal phased array (LCPA) is a low-cost and high efficient form of OPA technology. it has general-accepting advantages of low driving voltage and be insensitive to acceleration.

液晶相控阵是光学相控阵中高性价比的一种相控阵实现，具有对加速不敏感、驱动电压低等独特的优点。

The US "OPA 90"and the new regulations for marine engine emission worked out by IMO will bring forth the challage to the shipbuilding and shipping enterprises for environmental protection.

美国油污法和正在制订的IMO新的有关船舶大气污染的规定，都将使造船和航运业带来环境保护的新挑战。

The results indicate that this method not only can match completely group velocities among three waves, but also can achieve maximal parametric bandwidth for continuous tunable femtosecond BBO OPA.

结果表明，利用该方法不仅能够完全补偿飞秒BBO光参量放大在连续调谐时三波的群速失配，而且能够实现最大的参量带宽。