The primary method of hydrogen generation is steam reforming of natural gas.

生产氢的主要方法是天然气的蒸气重整.

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Precipitation by oxalate is the primary method to produce rare earth oxides.

稀土草酸盐沉淀法是制备稀土氧化物的主要方法.

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Throughout your life, has your primary method of birth control been a condom or diaphragm?

到目前为止, 阁下的主要避孕方法是避孕套或子宫环?

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Limited rest combine with appropriate exercise and medication is often the primary method of therapy.

有限的休息组合与适当的锻炼和疗程经常是疗法主要方法.

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With the primary method for on - purpose generation being the steam reforming of natural gas.

有意地生产氢的主要方法是天然气的蒸气重整.

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This paper provides a primary method to construct various counterexamples for linear time - dependent ordinary differential equations.

本文提供一种初等且相当简单的方法来构造非自治线性常微分方程的各类反例.

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The oviduct operation was a primary method that oviduct was connected again after sterilization operation.

输卵管吻合术是绝育术后输卵管再通的主要方法.

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