查询词典 heavy water

The study results of sediments from Guangzhou water body showed that the main crystalline minerals in sediments were quartz, kaolinite and hydromica, and heavy metals were associated mainly with residual phase, organic phase and iron oxides phase.

而且解吸和吸附过程不是完全可逆的；(6)广州城市水体污染沉积物中的结晶矿物相以石英、高岭石和水云母类矿物为主，重金属元素Pb、Zn、Cu、Ni、Cr、Mn主要以残渣态、有机态和氧化铁结合态存在。

We use activated sepiolite to process the absorption experiment on heavy meatal ion ( Ni2+, Cr6+, Pb2+, Cu2+, Cd2+), noble metal ion, dynamite cotnposton in water and industrial oil.

进行了活化后的海泡石对重金属离子Cr~(6+、Pb~(2+)、Cu~(2+)、Cd~(2+)、贵金属离子、水中炸药组份、工业油的吸附实验

Low oil?steam ratio and high water cut occurred after multicycle huff and puff in heavy oil block.

稠油区块经过多轮次蒸汽吞吐之后出现油汽比低、含水高的问题。

This paper utilizes water enviriment to research Pb2+ and Hg2+solution of two heavy metal as single stress on the Toxic Effects of Pistia sagittifolia and Myriophyllum Spicatum in different concentration .

中文摘要：利用水培试验方法研究不同浓度( 5、10、15、20、50、80mg/L)Pb2+、Hg2+两种重金属单一胁迫对大薸和穗状狐尾藻毒害效应。

Then obtain heavy magnesium water solution, add interfacial active agent and ammonia to solution, via hydrothermal treatment and filtration washing, dry to gain nemaline magnesium hydroxide.

得到重镁水溶液，向溶液中加入表面活性剂和氨水，经过水热处理，过滤洗涤后、干燥得到纤维状氢氧化镁。

The flow field construct of meso-β cloud clusters which bring the heavy-hard rainfall in northeast plateau is that the low level cloud cluster is located in the south of converging region, the southern low level influx converged in the cloud cluster and have some affection on the setting up of the rainstorm in the low level. In the middle level, the cloud cluster is lied in near the westerly trough and the southwest airflow ahead of the trough constantly transmits water vapor to the cloud cluster. In the high level, there are a pair of high and low pressure centers around cloud clusters and are obvious divergence airflow, and there is weak ageostrophic high level outflux along pressure force.

产生高原东北部地区大到暴雨天气过程的中—β尺度云团的流场结构特征是：在低层，云团位于辐合区的南部，低层的偏南低空入流在云团内辐合，对大到暴雨的形成有一定的作用；在中层，云团位于西风带低槽附近，槽前的西南气流不断地给云团输送水汽；在高层，云团附近有一对高、低压中心，为明显的辐散气流，沿气压梯度力方向有强度不强的非地转高空出流。

Please do not overfill the Hot Water Bottle and do not place heavy objects on it when full.

注意热水袋加水不能过满，装满水时要防止重物重压。

The phenomena of overproof of iron and manganese content in the reservoir water after heavy rainstorm in south areas is analyze d by taking one reservoir as a case based on studying the external pollution sources,groundwater,soil and sludge.

以福建省某水库为例，对南方地区暴雨后水库中铁锰超标现象从外污染源、地下水、土壤、底质多方面进行了分析，找出了该类型水库中铁、锰超标的原因，并提出建议。

A nonmetallic largely pentavalent heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water.

一种非金属五价液体元素，重，具有挥发性、腐蚀性，深棕色，见于海水中。

The Peperomia obtusifolia ; water Grow ; nourishment liquid ; hormone ; take root the number ; the root is fresh and heavy

豆瓣绿；水培；营养液；激素；生根数；根鲜重

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