查询词典 salinity

This dissertation introduces the developmental situation on domestic and international salinity measure technology, fully analyzes and elaborates the principle of salinometer, especially introduces the key technology and the difficulty in salinometer.

本文介绍了国内外盐度测量技术的发展状况，全面分析、阐述了盐度计的工作原理，特别分析了关键技术和技术难点，并详细介绍了盐度计的整体方案、硬件电路和软件功能的设计，最后介绍了盐度计的试验情况。

8400B AUTOSAL Laboratory Salinometer is a high accuracy instrument to determine salinity levels in saline samples by measuring the equivalent conductivity ratio Accuracy is better than ±0 002psu over 24 hours without recalibration It's widely used in sea-borne or land base laboratory High accuracy characteristic is especially manifested in deep ocean investigation and observation This paper gives a detailed and complete introduction to the instrument's capability, utilization, operational steps and...

AUTOSAL 84 0 0 B型实验室盐度计是一种高精度的测量海水电导率的仪器，其测量精度可达到± 0 。0 0 2 psu，被广泛应用于海洋环境测量以及现场和实验室仪器定标等领域。它的高精度测量特性在深海大洋中显得尤其重要。本文将详细介绍该盐度计的性能，以及操作步骤和使用技巧等，以便充分展示和发挥该盐度计的作用

Usually includes water depth 200 meter below the complete waters, is all year long dark, the sunlight cannot infiltrate completely, the salinity is high, the pressure high, the water temperature is low and is constant, the aquatic plant cannot grow, the animal type and quantity are deficient, and mostly is the detritus animal, only then the few sarcophagy animal, and along with the sea water depth increases, but reduces unceasingly.

通常包括水深200米以下的全部水域，终年黑暗，阳光完全不能透入，盐度高，压力大，水温低而恒定，水生植物不能生长，动物种类和数量非常贫乏，且大多属碎屑性动物，只有少量肉食性动物，并随海水深度增加而不断减少。

Sodic salinity stress was severly affected the production of apple in middle east region of Gansu Province.

钠盐胁迫严重制约着甘肃中东部地区苹果的生产。

The results showed that the content of sodium was 1800 mg/kg in root, 800~1400 mg/kg in branches, 1700~2500 mg/kg in leaves, 700 mg/kg in flowers, 1200~1500 mg/kg in fruits of trees growing under sodic salinity stress, which was 2 times, 3.4~8.5 times, 1.4 times and 2.1~12 times of trees growing under normal condition, respectively.

在整个生育期，果树枝条内Na含量变化在800~1400 mg/kg，大约是正常果树的2~4倍；叶片内钠含量变化在1700~2500 mg/kg之间，是正常果树的3.4~8.5倍；果实钠含量在1200~1500 mg/kg之间，是正常果树的2.1~12倍。

In whole bearing period, the content of sodium in apple tress under sodic salinity stress was the range of 800~1400mg/kg, it was an approximate 2~4 times higher than health trees; the content of sodium in apple leaves was the range of 1700~2500mg/kg, it was 3.4~8.5 times higher than health trees, the content of sodium in apple fruits was the range of 1200~1500mg/kg, it was 2.1~12 times higher than health trees.

结果表明：钠盐胁迫下，果树根系内Na+含量为1800mg/kg，是正常果树的2倍；苹果花内Na+含量为700mg/kg，是正常果树的1.4倍；在整个生育期，果树枝条内Na+含量变化在800~1400mg/kg，大约是正常果树的2~4倍；叶片内钠含量变化在1700~2500mg/kg之间，是正常果树的3.4~8.5倍；果实钠含量在1200~1500 mg/kg之间，是正常果树的2.1~12倍。

The results showed that the content of sodium was 1800mg/kg in root of diseased trees under sodic salinity stress, it was 2 times higher than health trees; the content of sodium was 700mg/kg in apple flowers, it was 1.4 times higher than health trees.

本研究以甘肃省秦安县大田生长的'金冠'苹果为试材，用正常果树和盐碱胁迫果树对比方法，研究了自然条件下钠盐胁迫对果树整个生育期体内各器官（根系、枝条、叶片、花、果实）钠含量的影响。

The different stresses were obtained by mixing saline sodic soil with normal soil at different ratios. The results showed that the pollen electron microscopic surface characteristics changed under the salinity and sodicity stresses.

以非盐碱土壤为对照，将不同比例的盐碱土和非盐碱土壤充分混合，设置5个土壤盐碱胁迫梯度，根据苏打盐碱土的特殊性，以土壤碱化度为胁迫指标因子，用盆栽实验研究了盐碱胁迫下水稻花粉表面形态特征、花粉生活力和柱头对花粉的接受能力等。

In this paper, the temperature, salinity, food density, food type of Solen strictus energy budget.

本文研究了温度、盐度、饵料密度、饵料种类对长竹蛏能量收支的影响。

The result showed that the photosynthetic rate, chlorophyll-a content and chlorophyll-b content decreased significantly with the increase of salinity concentration and the prolongation of stress time, while the stomatic conductance and intercelluar CO2 content decreased early and then increased.

结果表明，盐胁迫条件下，净光合速率、叶绿素a含量、叶绿素b含量随着盐胁迫浓度的增加和时间的延长总体上呈现下降趋势，而气孔导度和胞间CO2浓度总体上呈现先下降后上升的趋势，叶片Chlb/Chla比值随盐胁迫时间的延长逐渐升高。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐