The electrochemical behavior of X70 pipeline steel in a synthetic near neutral soil solution is investigated.

试验研究了X70管线钢在模拟土壤介质中 ，循环载荷下的裂纹扩展特性和宏观规律 。

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Results also show that EXC-Cd were the most active or available form, and then WBO-Cd in Acidic-neutral soil.

不同供试土壤中活性镉的形态是：中、酸性土壤主要为交换态与松结有机态，而石灰性土壤上则以交换态为活性镉的主要给源。

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Is a long-acting fertilizer for acid soils or neutral soil, the supply of plant phosphorus, magnesium and silicon, calcium element.

是一种长效磷肥，适用于酸性土壤或中性土壤，供给植物磷、镁和硅、钙等元素。

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The man who restored the ruined gardens of Moseley Old Hall in Staffordshire (soil neutral, altitude 250ft, annual rainfall 27in) to their original state in the 17th century, when Charles II knew the place, did not seem the sort of expert you would ask about growing potatoes.

ECONOMIST: Graham Stuart Thomas, gardener, died on April 17th, aged 94

Dublin remains officially neutral - but it has angered the anti-war lobby by allowing US military aircraft to refuel on its soil.

BBC: NEWS | UK | Northern Ireland | Iraq and Bush muddy NI loyalties