Test your keywords this way and use the best ones on your site to boost your organic search results.

通过这种方式测试关键字，然后选用效果最佳的放到网站，从而提高自然搜索的排名。

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Using a six-square-mile test plot, they found that the organic carbon comes from shallow ponds that were dug to provide soil for flood protection.

科学家们在一块六英里见方的试验田内进行了勘测，他们发现那些有机碳来自筑造防洪大堤取土用的浅塘，有机碳化合物沉淀至塘底并慢慢渗入地下。

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Pressure behavior and pressure effect of dilute stabilizing agents in the thermal decomposition of organic peroxides were examined in a mini-closed pressure vessel test (MCPVT).

用小型密闭压力容器试验(MCPVT)跟踪测定了有机过氧化物热分解反应产生的压力行为和有稀释稳定剂存在下的压力效应。

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Using its science tools, the rover will test for organic molecules, which would indicate the planet could have once hosted life.

CNN: Mars rover mission's 'Mohawk Guy' inspires Obama

Using its science tools, Curiosity will test for organic molecules, which would indicate the planet could have hosted life at one time.

CNN: Mars rover could start moving in a week

Other instruments will test for atomic elements, organic materials, radiation and water.

CNN: Curiosity opening Martian frontier?