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- This kind of soil contains much alkali. 这种土壤含碱丰富。
- The emission of visible light by a hot object. 白热光物体遇热发出可见光
- alkali emission 碱发射
- The amount or rate of emission or ejection. 排放量流量、流速，或排出量，排出的速度
- Cyclization occurs readily with dilute alkali. 遇到稀碱就容易环化。
- Emission and propagation of energy in the form of rays or waves. 发射以光线或波的形式发出和传播能量
- The acid and alkali are combined into salt. 酸与碱化合成盐。
- Of, relating to, or containing an alkali. 碱的与碱有关的或含碱的
- One set of provisions tightens emission standards. 一套使排放标准更加严格的规定。
- The key problem is to overcome alkali in the soil. 关键在于控制土壤里的碱分。
- A brief, sudden emission of air, vapor, or smoke. 一阵烟空气、蒸汽或烟雾短促而突然的散发
- Are using lime as the cheapest alkali. 最廉价的碱。
- An example is the emission of light from matter. 物质的发光即为一例。
- This kind of soil containsmuch alkali. 这种土壤含碱丰富。
- Effect of Saline Alkali Soil Stress on Zea mays L. 土壤的盐碱化对玉米的胁迫作用。
- The acid and alkali are combined in salt. 酸与碱化合成盐。
- More stringent fuel and vehicle emission standards. 收紧车用燃料及车辆废气排放标准。
- Acid and alkali are the basic concept of chemistry. 酸和碱是化学的基本概念。
- Emission of light from the sun is strong. 阳光的照射很强。
- An alkali or ionised cleaning or emulsified agent. 一种碱或表面活性剂。
