查询词典 sulphate

The modified calcium sulphate whiskers were characterized with activation index,contact angle,SEM and IR spectrum analysis,and the results indicated that the borate surfactant SBW-181 has go...

建立了硼酸酯表面活性剂SBW-181与硫酸钙晶须的作用模型。得出的结论对硫酸钙晶须表面改性的工业化生产具有重要的指导意义，并为硫酸钙晶须的应用研究奠定了理论基础。

Properties of potassium titanate whiskers and calcium sulphate whiskers modified epoxy resin were investigated.

中文文摘］应用硅烷及钛酸酯等偶联剂对钛酸钾晶须及硫酸钙晶须进行表面处理，考察晶须对环氧树脂力学性能、工艺性等的影响。

The property study showed that nano calcium sulphate could produce stronger pur

性质研究发现，纳米硫酸钙在339nm处有较强的紫光发射，这在纳电子器件等领域有广阔的应用前景。

We measured the temperature rise at the central point, and then calculate the weight of calcium sulphate theoretically under both conditions. We compared the calculated results with those from experiment and found good agreement between them, as the difference is within our expectation.

将实际反应中得到的硫酸钙晶体质量与理论计算得到的硫酸钙晶体质量进行了比较，其重量吻合较好，说明两种加热条件下从相同的初时温度加热到相同的末温实际反应中得到的硫酸钙晶体质量差异合理。

It contains one of the worlds highest concentrations of minerals: magnesium sulphate, calcium and sodium sulphates, plus eight other minerals and traces of four more, including silver and titanium.

斑点湖的湖水是全世界矿物质含量最高的湖水之一：硫酸化镁，硫酸化钙和硫酸化纳，还有另外八种矿物质和暂不确定的其他四种元素，其中包括银和钛元素。

Standard filling materials are calcium sulphate plus bentonite which is able to absorb and then keep moisture to reduce the resistance around the anode.

为了提高锌带阳极的使用性能，可采用填充料，标准的填充材料是硫酸钙加膨润土，用以吸收和保持水分，降低电阻。

Rain washing of the heaped salt has resulted in a salt with greatly reduced calcium and sulphate impurity levels hitherto not achieved in solar salt production.

堆积的盐的雨水冲洗会导致盐中钙和硫酸盐杂质水平的大幅减少，而至今未在现有晒制盐生产中获得这样的效果。

The borate surfactant SBW-181 was used for the modification experiments of calcium sulphate whiskers on the conditions of individual factors.

采用硼酸酯表面活性剂SBW-181对硫酸钙晶须进行了单因素条件改性试验，分别考察了改性剂用量、改性温度、改性时间和搅拌速率等工艺因素对硫酸钙晶须表面改性的影响。

Use of filling materials can improve the performance of zinc anodes .standard filling materials are calcium sulphate plus bentonite which is able to absorb and then keep moisture to reduce the resistance around the anode.

厘米的介质。为了提高锌带阳极的使用性能，可采用填充料，标准的填充材料是硫酸钙加膨润土，用以吸收和保持水分，降低电阻。

Influences of the technical factors such as surfactant dosage,modification temperature/time and stirring speed on the surface modification of calcium sulphate whiskers were studied.

试验结果表明：硼酸酯表面活性剂SBW-181对硫酸钙晶须的改性效果较好，在最佳工艺条件下，改性产品的活化指数为0.996，接触角为103.4°。

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％。