主要成分

Today there is movement in the west towards the goal of drugging the population through antidepressants and the use of certain substances like Ritalin to control children in the classroom.

今天，在西方兴起了一种服用抗抑郁剂和某种就象利他灵（Ritalin，译注：该药物的主要成分是Methylphenidate HCl，主要用于过动儿的治疗。

The coagulating bath contains sulfuric acid, mainly to neutralize the alkali viscose solution, and salts which are principally sodium sulfate and a very small amount of zinc sulfate which aids in the precipitation process.

凝固浴中含有的硫酸，主要用来中和碱性的粘胶溶液，其主要成分为硫酸钠的盐类以及凝固过程中加入的少量硫酸锌。

The coagulating bath contains sulfuric acid, mainly to neutralize the alkali viscose solution, and salts which are principally sodium sulfate and a very small amount of zinc sulfate which aids in the precipitation process.

凝固浴中含有硫酸，主要用来中和碱性的粘胶溶液，其主要成分为硫酸钠的盐类以及凝固过程中加入的少量硫酸锌。

The processing of alkaline process papermaking black liquor is still primarily by alkali recycling , and its waste liquid treatment causes to produce massive waste white mud which pollutes the environment.

本文对碱法草浆苛化白泥主要成分含量进行了分析，并根据白泥主要成份为碳酸钙这一特点，对白泥在精制碳酸钙和烟气脱硫两方面的应用进行了论述和探讨。

Barium sulphate precipitated is the main analysis of production through chemical composition, its main compounds of barite ore material is natural barite.

沉淀硫酸钡是通过化学方法生产的主要成分为硫酸钡的化合物，其主要原料是天然重晶石。

The major component of the sedimentary rock called shale is clay, an earthy, fine-grained material consisting primary of a particular group of crystalline minerals.

Consist of 固定搭配，primary修饰consist，应改成primarily参考译文：被称为页岩的沉积岩的主要成分是粘土，一种土质的，有细密纹理的材料，主要包含一组特殊

The major component of the sedimentary rock called shale is clay, an earthy, fine-grained material consisting primary of a particular group of crystalline minerals.

Consist of固定搭配，primary修饰consist，应改成primarily参考译文：被称为页岩的沉积岩的主要成分是粘土，一种土质的，有细密纹理的材料，主要包含一组特殊的水晶矿物质。

The major component of the sedimentary rock called shale is clay, an earthy, fine-grained material consisting primary of a particular group of crystalline minerals.

答案：c 分析及考点：修饰动词用副词。consist of 固定搭配，primary修饰consist，应改成primarily 参考译文：被称为页岩的沉积岩的主要成分是粘土，一种土质的，有细密纹理的材料，主要包含一组特殊的水晶矿物质。

MAIN OUTCOME MEASURES: The components of acellular scaffold was investigated by optical and electron microscopes.

主要观察指标：光镜及电镜观察脱细胞后管壁无细胞基质片的主要成分。

Alkanes are the main constituents of oil and natural gas, and consequently are the principal feedstocks for the chemical industry.

链烷是油和天然气的主要成分，并且从而是化学工业的主要原料。

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。