查询词典 alkalis

Polyester should be used in the presence of acids and nylon should be used where alkalis exist.

聚酯应在酸性环境中使用，而尼龙应使用在碱存在的情况下。

Several methods to prevent alkalis from jeopardizing are provided .

给出了预防碱金属危害的方法。

It is soluble in acids but not in alkalis.

它可以溶解于酸性溶液，但不溶解于碱性溶液。

The property of anti-corrosion for titanium alloys in acids, alkalis and hydraulic oil were studied.

研究了TB8钛合金在酸、碱、液压油等介质中的耐腐蚀性能。

It can withstand high temperature of 280℃ and is resistant to acids and alkalis.

可耐260°C的高温，并且耐酸、耐碱性能极佳，即使是腐蚀性很强的酸性食物，也不会腐蚀水槽。

Moreover it is chemically inert to most acids and alkalis.

此外，它是一种惰性气体，对大多数酸和碱。

Every person's body releases a different mix of acids and alkalis that interact with perfumes and lotions in different ways.

每个人身体释放的酸碱混合都不同，而那会和香水及乳液起不同的变化。

However,most of the work to data on alkali dimer lasers has concentrated on the lighter alkalis such as sodium.

目前关于碱分子激光器的大多数工作集中在较轻的钠等碱金属上。

Physiology the normal equilibrium between acids and alkalis in the body.

人体内酸和碱的正常平衡。

It is also suitable for milder solutions of most acids, alkalis, salts, and many organic chemicals, including solvents.

PP也适用于浓度较低的大多数酸、碱、盐，以及许多有机化工物质，包括溶剂。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。