查询词典 low-energy

The inventive light modulating elements contain a mesogenic modulating medium that exists in an optically isotropic phase when the light modulating elements are in operation and, in addition to having a good contrast, a low dependency on the viewing angle and very short switching times, they are particularly characterized by having relatively low driving voltages with a very low dependency on temperature.

根据本发明的光调制元件包含介晶调制介质，该介晶调制介质在光调制元件的操作期间处于光学各向同性相和，除良好的对比度，低视角依赖性和非常短的响应时间以外，其特别突出之处为相对低的驱动电压与非常低的温度依赖性。

The results showed that the diurnal changes of photosynthesis of S. chinensis in tile overstory took on "double-peak" curve with remarkable midday depression. The midday depression was mainly due to non-stomata1 limitations. On the contrary, the diurnal changes of photosynthesis of S. chinensis in the understory took on "one-peak" curve with low Pn. The maximal Pn was only half of that of S. chinensis in the overstory. The correlation analysis showed that the limiting factor for this low Pn might be light intensity (p=0.001). Compared with its accompanying plants, S. chinensis was in a disadvantaged status in the community with low photosynthetic capacity, water use efficiency, and the ratio of photosynthetic rate to respiration rate.

结果表明：夏蜡梅冠层的光合速率日进程呈"双峰"曲线，有明显的"午休"现象，经分析其"午休"的原因主要是由非气孔因素引起的；林下夏蜡梅则表现为"单峰"曲线，净光合速率较低，最大净光合速率不及冠层的1/2，相关分析结果表明其最重要的影响因子是光合有效辐射(p=0.001)；与其它伴生植物相比，夏蜡梅的日均光合速率、最大光合速率、水分利用效率和光合速率／呼吸速率都明显偏低，在群落竞争中处于不利地位。

Some of them with visual loss, optic papilledema and orbital mass. B-scan ultrasonography revealed a cyctic tumor and a strong echo spot with spontaneous movement. On CT scanning, found was a well-defined hyperdensity mass in which there was a low density area. On MRI, the signal intensity of T1WI of cystic fluid was low or moderate and of T2WI was high, while the signal intensity of T1WI and T2WI of surounding scar tissue was still low.

结果 22例有反复的眶内炎症史及占位性病变体征，如眼睑及结膜充血水肿，眼球突出，眼球运动受限；6例有视力下降和视乳头水肿，并扪及肿物。B超示占位性病变内有液性暗区及自发运动光斑；CT扫描示高密度块影中央部有低密度区；MRI检查示囊液信号强度T1WI为低或中信号，T2WI为高信号，其周围的纤维瘢痕组织T1WI和T2WI均为低信号。

The contents of Chla and Car were sensitive to low temperature stress, it seems that they were vulnerable to low temperature stress and partly decomposed. Relatively, the content of Chlb changed little. The ratio of Chla/b had positive linear correlation with temperature, which meant the photosynthetic ability of podocarpus fleuryi Hickel seedlings declined under winter low temperature stress.

叶片中叶绿素a和类胡萝卜素含量对低温胁迫反应较为敏感，容易遭受低温胁迫而部分地分解破坏，含量下降，而叶绿素b则相对变化较小，Chla／b值呈现与温度的线性正相关，显示了长叶竹柏幼苗在冬季低温胁迫下光合能力的下降情况。

To study the ecophysiological effects of low temperature stress on podocarpus fleuryi Hickel seedlings, two-year-old seedlings were selected as experimental material. We conducted comparative study. On the one hand, seedlings were separately placed in the plots located at the top, half-way-up and the foot of Jinyun Mountain (different altitudes at Jinyun Mountain led to the difference in air temperature) and subjected to winter low temperature stress. On the other hand, in laboratory, seedlings were exposed to simulated low temperature stress which were artificially controlled .

为了探讨低温胁迫对长叶竹柏幼苗的生理生态影响，本试验选取长叶竹柏的二龄幼苗为试验材料，在试验方法上采取了对比研究方法：一方面，利用缙云山不同的海拔造成的温度差异，分别将幼苗置于山顶、山腰和山脚下三个样地中，进行野外冬季自然低温胁迫处理；另一方面，在实验室中，利用人工控制的不同低温进行模拟低温胁迫处理。

The change in the content of free proline was sensitive to low temperature stress, podocarpus fleuryi Hickel seedlings could strengthen their cold resistance through accumulating free proline., Though the hardening of low temperature, podocarpus fleuryi Hickel seedlings could increase their contents of soluble protein and strengthen their adaptive capacity to low temperatures.

长叶竹柏幼苗叶片经过低温锻炼而增加可溶性蛋白质含量，从而增强其对低温的适应能力，是长叶竹柏幼苗对渐冷的抗逆性适应的表现。

There was a little difference betweenphotosynthesis characteristic of the two varieties,response of Jiamusi to low temperature andpoor light was more sensitive than that of Longjiao No.2 and decreased pronouncedly withdecreasing light.6.EC and MDA of pepper leaves increased under low temperature and poor light,therewere no significant differences between them with decreasing light at 21-23℃/8-10℃,butthey were increased dramatically at 15-20℃/5-6℃.So we can speculate that lowertemperature was the direct reason resulted in cell membrane lipid peroxidation.7.No significant difference of SOD activity was observed under suboptimal temperatureand poor light21-23℃/8-10℃;150μmol·m~(-2·s~(-1),but SOD and POD activity substantiallydeclined with lowering temperature and light as well as treatment time.8.Under suboptimal temperature and lower light,proline accumulated to increaseosmotic regulation capacity and alleviate chilling damage.Soluble carbohydrate of pepper leaves decreased progressively and significantly with decreasing temperature and lightintensity as well as longer treatment time.So we think that synthesis and transport ofphotosynthetic product were inhibited by low temperature and poor light as solublecarbohydrate was important component of photosynthetic product.

两个供试辣椒品种之间的光合特性略有差异，佳木斯对低温弱光的反应比陇椒2号敏感，尤其随光照降低，其光合作用显著降低。6、低温弱光胁迫下，辣椒叶片的相对电导率和丙二醛含量都有不同程度的提高，在偏低温下，随着光照减弱，相对电导率和丙二醛含量差异不显著；在极端低温下，随着光照进一步减弱，相对电导率和丙二醛含量明显提高，随着处理时间延长，同一温度下，随着光照降低，叶片丙二醛含量也显著增加，由此可初步判断，低温是导致细胞膜脂过氧化的直接原因。7、经偏低温较弱光21～23℃／8～10℃、150μmol·m~(-2·s~(-1)处理后，辣椒叶片的超氧化物歧化酶活性变化与对照无显著差异，但随着温度、光强的逐步降低和处理时间的延长，SOD、POD活性显著降低。8、在偏低温较弱光下，辣椒能积累更多的脯氨酸，增强渗透调节，减轻低温冷害。

This paper introduced the de- sign of a mixer,which had the functions of low voltage(3 V)supplied,low power loss mixer,low noise figure, high gain compression and well structured image rejecter,and it solved the problem of intermodulation distortion .

本文详细介绍了混频器的设计，该混频器实现了低电压3 V、低功耗、高1 dB压缩点、低噪声系数以及很强镜像抑制机制的功能，并解决了交调失真的问题。

Company is mainly engaged in development, manufacturing, sales instruments and meters, electric wire and cable, cable tray, fiber optic cable, proprietary Chinese medicines and medical equipment and other products, after years of product structure adjustment, and has formed instrumentation including thermal resistance, thermocouple, bimetal thermometer , temperature transmitter, digital meters, pressure gauges, pressure transmitter, level gauge, level transmitter, and temperature, pressure, flow, level series fieldbus instrumentation products; wires and cables including control cables , computer cables, cross-linked power cable, ACSR, fire-retardant cables, fire-resistant cables, marine cables, compensation cables, silicon rubber cables, high temperature cables, the security cable, low smoke and low halogen low smoke zero halogen cables, overhead power lines and other wires, such as the installation of cloth series wire and cable products; communications center beam tube fiber optic cable, including fiber optic cable, twisted layer type optical cable, ribbon cable, ADSS fiber optic cable and wiring products; Chinese medicine including granules, granules, capsules and medical Instruments such as the pattern of diversification.

公司主要从事开发、制造、销售仪器仪表、电线电缆、电缆桥架、光纤光缆、中成药和医疗器械等产品，经过多年的产品结构调整，已形成仪表包括热电阻、热电偶、双金属温度计、温度变送器、数显仪表、压力表、压力变送器、液位计、液位变送器和温度、压力、流量、液位现场总线等系列仪器仪表产品；电线电缆包括控制电缆、计算机电缆、交联电力电缆、钢芯铝绞线、阻燃电缆、耐火电缆、船用电缆、补偿电缆、硅橡胶电缆、高温电缆、本安电缆、低烟低卤及低烟无卤电缆、架空电缆和其它各种安装布电线等系列电线电缆产品；通信光缆包括中心束管光缆、层绞式光缆、带状光缆、ADSS光缆及其配线系列产品；医药包括冲剂、颗粒、胶囊和医疗器械等多元化经营格局。

Based on the cognition, a method is developed to assess the retrievability of temperature and the distribution of the global retrievability with HIRS/3 and AIRS data in Jan and Jul are firstly given by using the NCEP reanalysis data. The results show that the retrievability of temperature is low in the upper and lower atmosphere, and high between 400 hPa and 850 hPa. In geographical distribution, the retrievabilities are low in the low latitude marine regions and in some regions in Antarctica, and relatively high in mid-high latitude regions and continental regions.

基于这样的认识，本文首先利用奇异值分解方法结合经验正交分解技术，导出一种计算大气温度可反演度的方法，并利用NCEP再分析资料首次给出了全球1月和7月分别由HIRS/3和AIRS资料反演大气温度廓线时的可反演度分布，结果表明温度的可反演度在高层和低层较小，400hpa—850hpa之间较大。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。