The proportion of free oleic acid that an olive oil contains is an accurate measure of the oil's acidity.
橄榄油中游离油酸的比例是对橄榄油酸度的精确测量。
She is investigating the effects of changing acidity and temperature in the sea on a creature called the purple sea urchin.
她正在调查改变海水的酸性和温度对叫紫海胆的这一生物的影响。
It stirs gastric secretion, increases the acidity of the gastric juice and provokes flatulency.
它会刺激胃液分泌，增加胃液的酸度并引起肠胃气胀。
It is testing cultivation techniques using varying temperatures and acidity levels.
该公司正在测试不同的温度及酸度水平下的各种藻类栽培技术。
Air pollution contributes to water pollution and increases acidity in oceans and lakes.
空气污染导致水体污染、增加海洋和湖泊的酸度。
Thirty-tonne trucks have finished spreading lime fertiliser to reduce the acidity of the soil.
三十吨的卡车已经完成播撒石灰的工作，以减少土壤的酸度。
Dr Hofmann's work suggests that a combination of heat and acidity is more deadly than either alone.
霍夫曼博士的工作表明热和酸的联合起来的影响比单独任何一种都更具致命性。
The manure decreases the acidity of soil, creating an environment ideal for the bacterial degradation.
鸡粪能减少土壤的酸性，创造出细菌降解的理想环境。
Both nitrogen and sulphur emissions are major contributors to soil acidity and environmental pollution.
氮和硫的排放物是造成土壤酸度和环境污染的两大主要来源。
"Under ideal conditions, it can be a nice, medium-bodied coffee with a light acidity," says Eunson.
“理想条件下的出品甘香、中等醇度、酸感较淡，”尤恩森说。
These include pain in one or both thearms, neck, stomach (indigestion or acidity), back and/or jaw.
包括手臂痛、脖子痛、胃痛（不消化或胃酸过多）、背痛以及下巴痛。
Putting lime into the oceans has the potential to decrease ocean acidity and reduce atmospheric CO2 levels.
向海洋中施石灰能够降低海水的酸性，并减少大气中的二氧化碳水平。
This helps slow the rate of global warming but also increases ocean acidity, posing a serious threat to Marine life.
这有利于降低全球温室效应的速率，但也提高了海水的酸性，给海洋生物带来了严重的威胁。
One fear is that the increasing acidity will kill off pteropods and similar creatures with calcium-carbonate shells or skeletons.
一个担忧是，越来越高的酸度将毁灭翼足类动物和类似具有碳酸钙外壳或骨架的动物。
Once again, fish from the low - and mid-level acidity groups behaved normally, but those raised in higher levels were disoriented.
再一次地，从低和中度酸性环境出来的雀鲷表现得比较正常，但从更高酸度环境出来的鱼便迷失了方向。
This helps slow the rate of global warming but increases ocean acidity, posing a potentially disastrous threat to Marine ecosystems.
虽然这有利于减缓全球变暖的趋势，但却增加了海洋的酸性，有可能对海洋生态系统构成灾难性威胁。
Scientists have discovered microbes that are resilient to levels of heat, cold, salt, acidity, and radiation that would kill humans.
科学家发现了抗高温、抗低温、抗盐、抗酸以及抗辐射的微生物，这些环境对人类来说都是致命的。
The normal kind of bonds - disulphide bonds - can be broken by changes in heat and acidity, causing proteins to lose their 3d structure.
正常的链接是二硫键，可以被热度和酸度变化所破坏，导致蛋白质失去三维结构。
When a person drinks the water, the cyclop is killed by the acidity of the stomach and the larva is freed and penetrates the gut wall.
当人饮用这种水时，剑水蚤被胃酸杀死，幼虫则得以释放并穿透肠壁。
Kruger's scheme aims to boost the ability of the oceans to absorb CO2 but to do so in a way that helps reduce rather than increase ocean acidity.
Kruger的方案旨在加强海洋吸收二氧化碳的能力，而且这样做可同时减少海洋的酸性，而不是增加。
According to its advocates, the same technique could help fix one of the most dangerous side effects of man-made CO2 emissions: rising ocean acidity.
根据这个提议，用同样的技术，还可能有助于解决人造二氧化碳排放所产生的最严重副作用之一：海洋的酸度增加。
These chemical changes decrease the acidity of the water and enable the it to absorb more CO2 from the air, thereby helping to reduce planetary warming.
这样的化学反应将会降低海水的酸性，并使之能够从大气中吸收更多的二氧化碳，从而有效减轻全球温室效应。
Over the whole planet, there will be a threefold increase in the average acidity of the oceans, which is unprecedented during the past 20 million years.
在整个地球，海洋平均酸度将增加三倍，这是在过去两千万年里从未发生过的。
The lower the pH, the higher the acidity; highly acidic foods and beverages include diet sodas (2.9 to 3.7), strawberries (3.5) and barbecue sauce (3.7).
pH值越低，酸性越高；无糖苏打饮料（pH2.9-3.7）、草莓（pH3.5）以及烧烤调味酱（pH3.7）等食物饮料均属高酸食品。
There are some people, however, for whom regular or higher coffee intake may cause more harm than good, either because of its acidity or caffeine content.
对于一部分患有胃酸、烧心、失眠、心悸或者对咖啡因过敏的人，经常饮用大量咖啡，咖啡的酸性或者过量的咖啡因很可能对他们的身体造成伤害。
They found that conventionally produced crops had a higher content of nitrogen, while organically produced crops had higher phosphorous and acidity content.
他们发现，传统生产的作物有较高含量的氮，而有机作物有较高的磷和酸度。
The Nero manages to retain a refreshing level of acidity too so that it avoids over-ripeness, a valuable characteristic considering the warmth of the Sicilian sun.
此外Nero还保有一定的酸度水平，因而得以防止葡萄过度成熟，考虑到西西里那温暖的阳光，这可是相当难得的品质。
The Nero manages to retain a refreshing level of acidity too so that it avoids over-ripeness, a valuable characteristic considering the warmth of the Sicilian sun.
此外Nero还保有一定的酸度水平，因而得以防止葡萄过度成熟，考虑到西西里那温暖的阳光，这可是相当难得的品质。
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