查询词典 variable-density system

Venetian blind radiators can be replace by the variable emittance thermal suite in thermal control system of spacecraft, and it is one of key technologies for microsatellite.

可变发射率热控器件可替代机械式热控百叶窗，从而在航天器热控系统中得到应用，是微小卫星的关键技术之一。

Industrial energy saving : motor system, power equipment, variable frequency speed regulation technologies, exploit of afterheat and afterpressure, energy saving coal-fired industrial boilers, steam recycling, condensed water recovery, regenerative combustion technologies, etc.

工业节能：电机系统、动力设备、变频调速技术、余热余压利用、工业燃煤锅炉节能、蒸汽回收、凝结水回收、蓄热式燃烧技术等。

METHODS: The total RNA was obtained by TRIzol from an antiricin neutralizing monoclonal antibody hybridoma cell named 4C13 and heavychain and lightchain variable fragments were amplified by overlap PCR and accepted by Genbank of NCBI. VH and VL were linked by3 with a direction of VHlinkerVL and cloned to pCDNA3.1 vector expression system.

用TRIzol提取抗ricin中和性单抗杂交瘤细胞4C13总RNA，扩增其轻、重链可变区基因，登陆GenBank；用Linker3将VH和VL连接，用重叠延伸PCR克隆入真核表达载体pCDNA 3.1，用脂质体转染293T细胞，对瞬时表达产物进行生物学活性检测。

The paper aim at the three-phase voltage source SPMW-inverter, which is applied in variable-speed wind turbines system, adopts the theory of nonlinear counterchange and nonlinear feedback, creates the three-phase voltage source PWM-inverter's nonlinear model, and deduces it's feedback linearization equation, consequently, the three-phase voltage source PWM-inverter active and reactive current decoupling control is proposed.

该文针对变速风力发电机组系统所用的三相电压型SPWM 逆变器，采用非线性变换和非线性反馈理论，建立了三相电压型 PWM 逆变器非线性数学模型，推导出其反馈线性化方程，从而得出三相电压型 PWM 逆变器有功电流和无功电流的解耦控制策略。

Domestic and trade deficits and the Damoclean Third World debt, Soros offers innovative suggestions, including an international oil-based currency and a system of variable interest-rate bonds keyed to the volume of a borrower country's export trade.

至于这些问题，因为美国庞大的国内和贸易赤字及命门第三世界债务，索罗斯提供了创新性的建议，包括一项国际石油为基础的货币及系统的可变利率债券挂钩的数量借款国家的进出口贸易。

It will analyze the first and the third order performance of conformal dome at first, and then go to study the application of diffractive elements in this kind of optical system, finally proposes a way to correct the variable aberrations by controlling the tilt and decenter of an symmetrical corrector. The results of simulation show that ways proposed above have improved the conformal dome's performance a lot.

为了将共形光学系统更好的应用于实际，本论文在系统的设计方法上做了多方面的研究：首先在对共形整流罩的一阶和三阶特性深入分析的基础上，研究了衍射元件在该系统中的应用潜力，然后提出了利用倾斜偏心元件进行动态像差补偿的设计方案，并用软件对上述设计方案进行了模拟验证。

METHODS The HPLC system consisted of G1314A variable wavelength uv-visible detector, Hypersil ODS (4.6mm × 250mm,Sμ m), HP chemstation,Hp1100 series quaternary pump and vacuum degasser (G1322A). The mobile phase was acetonitrile:water (30: 70, v/v).

方法采用HP1100高效液相色谱仪(包括G1314A可变波长紫外检测器，HP化学工作站，G1322A真空脱气机，HP1100四元泵)，Hypersil ODS柱(4.6mm×250mm，5μm)。

In order to study dehumidify performance of variable frequency dehumidifier,transducer and performance test system were used to make dehumidifier work at different frequency and monitor dynamic parameter.

利用变频器和性能测试系统分别对除湿机进行变频调速控制和动态参数监测，从而研究变频除湿机的除湿性能。

In the marine carbonate system, with the seawater pH from the foraminiferal 11B, one has to make an assumption on the other variable to obtain the rest four variables. A series studies found that U/Ca and B/Ca are potential proxies for seawater [CO32-]and [HCO3-], respectively.

在同一个有孔虫样品上进行硼同位素与微量元素的研究，还有一个重要的意义就是它可以不用借助其它参数的假设，就能重建海洋碳酸盐系统和大气二氧化碳浓度变化。

In other words, the research on the concept should always start from perception, inconstant comprehension and variable of consciousness so as to breakthrough the forepassed system of concept and emphasize on the free spirit of painting.

换言之，对观念的研究应是从知觉、不恒定的领会、意识的变量出发，以突破那种既往的概念体系，强调绘画的自由精神。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。