查询词典 sand

The "characteristic curve of well Water sand content" is introduced first time.

概述了国内外井水含砂量标准的现状，并对分歧和争议问题进行了讨论。

In the experiment, wheat (NongDa 189) plants were grown on a sand culture in a greenhouse. Relationship between leaf area and characteristic of root branching of winter wheat seedlings were studied, In addition, effects of phosphorus deficiency on leaf area, root morphology and measuring methods of root architecture were studied.

试验选用农大189号小麦为试验材料，进行温室内砂培试验，研究了冬小麦苗期积温、叶面积与根系分枝之间的关系，并探讨了磷胁迫对冬小麦苗期叶面积及其根系构型参数(主轴数量、长度、直径等)的影响，结果表明： 1。

I thought that you would chase them away in the sand head!

我认为你会父母们赶走在沙子里的头！

Today's earth faces many a problem of environm en t and ecosystem:"greenhouse effect",chemical pollution,acid rain,sand dust dev il,went short of water wealth,water and soil bereave,soil fallen into desert,spe cies eradication,forest demolish,etc.

今天的地球面临着许许多多的环境和生态问题，"温室效应"、化学品污染、酸雨、沙尘暴、淡水资源匮泛、水土流失、土地沙漠化、物种灭绝、森林破坏等等。

Varied: ash, oak wood, birch, cherry, black walnut and beech, red oak, golden silk grapefruit, maple wood, sand and Billy domestic, import species.

品种多样：水曲柳、柞木、桦木、樱桃木、黑胡桃、榉木、红橡、金丝柚、枫木、沙比利等国产、进口树种。

With sand culture in greenhouse, this paper studied the effects of different concentration sea water on the biomass, ion absorption and distribution, chlorophyll content, and photosynthesis of chicory seedlings.

采用沙培的方式，研究了不同浓度海水对菊苣幼苗生物量、离子吸收分布、叶绿素含量以及光合作用变化的影响。

The separation action of the gas anchor eliminates the effect of the gas on the subsurface pump and improves the efficiency of the pump; the gravity-type anti-gas device carries out gas-fluid separation by gas-fluid separating principle and chimney stack criterion: while the laser slotted screen pipe ensures the OD of sand in the fluid less than 0.05mm.

闭式气锚的分离作用消除了气体对抽油泵的影响，提高了泵效；重力防气装置利用液气分离原理和高烟囱原理进行液气分离，液流回流时间可达10 min，排气最高压差可达0.2 MPa；经激光割缝筛管过滤后的液体含砂粒外径小于0.05 mm。

Then the effect of different air flow rates on chlorobenzene migration and removal in sand tank with a certain hydraulic gradient was also studied.

又利用砂槽研究了在水力梯度一定的情况下，不同曝气量对氯苯迁移和去除效果的影响。

The cooling rate is faster in chromite sand mold, but also causes more porosity in castings.

铬砂制作的砂模可让铸件有较快的冷却速率，但也产生较多的微孔隙。

G U T is one of the leading suppliers of foundry plant design as well as of chromite sand separation equipment.

G U T 是铸造设备设计和铬铁矿砂分离设备领先的供应商。

It's rather showy.I'd like something plainer.

赶花了，我想要素净些的。

The Kremlins Spassky Tower and passers-by are reflected in the wet cobblestones of Moscows Red Square on Feb.

克里姆林宫的斯巴斯克塔和旅客的身影倒映在潮湿的鹅卵石墙上。