下降的

Organic fouling was the main reason which induced the decrease of membrane flux of C/MF process with ferric salt as a coagulant. Irreversible membrane fouling of C/MF process with aluminium sulphate as a coagulant was much severe and was the main component of membrane fouling.

膜阻力计算结果表明，无机污染阻力所占比例很小，有机污染是铁盐混凝微滤工艺膜比通量下降的主要原因，铝盐工艺的不可逆污染较为严重，是膜污染的主要组成部分。

In the past decade six of the ten best-director Oscars went to Americans and five of the best-actress Oscars, a decline from the 1970s-90s when Americans won almost everything.

过去的十年，十个最佳导演奖就有六个被美国佬收入囊中，且有五个最佳女主角奖被他们摘走，在上世纪70时代-90年代美国人几乎捧走了所有的奥斯卡金人，呈现了一种下降的态势。

So the main cause of rice export decline is the weakening of price competitiveness and appreciations of the RMB exchange rate.

因此导致近年来我国大米出口量下降的主要原因是价格竞争力的减弱和人民币汇率的升高。

The result is found that after engaging in the regular aerobic exercise for twelve weeks, the experimental group has a better performance than the control group. Their body composition and physical fitness (sedentary stretch, 30/ 60 seconds sit-up, standing broad jump, and 800 meters jogging) are all above-average (p＜0.05). Although the blood lipids is unable to reach the expected average (p＞0.05), the TC, TG, LDL all have a descent and, at the same time, HDL also tends to the upside.

结果发现12周的规律有氧运动训练介入后，实验组在身体组成（体重、BMI、体脂肪百分比、腰臀围比）、健康体适能（坐姿体前弯、30秒、一分钟仰卧起坐、立定跳远及八百公尺跑走）均优於控制组，并达显著水准（p＜0.05），而血脂肪方面虽未达显著水准（p＞0.05），但TC、TG、LDL下降的现象，HDL也有上升的趋势。

That demand short fall corresponded in magnitude to the short fall in Gold Fields estimates of official supplies suggested by our extrapolations from Bank of England survey work.

结论也是很有趣的，（这里我就不逐句翻译了，大概意思是说GFM对于黄金需求增长速度下降的数据影响到了想英格兰银行的统计工作。

Combine that with a country in economic freefall, where the extended family is collapsing under the weight of AIDS and poverty.

而且，在一个经济迅速下降的国家里，在艾滋病和贫穷的压力下，大家庭的人员在逐渐减少。

Although this is very uncommon, it may happen in patients who have decreased immune system function, referred to as "immunosuppressed" or "immunocompromised."

尽管这种情况非常少见，但它还是可能在免疫功能下降的病人中出现的，例如免疫抑制或是免疫受损的病人。

They search for food by moving over ice from island to island during the course of a year.

国为气温上升使得海上的冰融化，鹿的数目下降的原因是气温上升。

Although the causes of the population crash are not yet fully understood, the dramatic decline is mainly attributed to the low availability of horseshoe crab eggs in Delaware Bay, USA, a key stopover site for Red Knot Calidris canutus rufa.

种群数量剧烈下降的原因主要归咎为美国Delaware海湾horseshoe crab卵的匮乏，而该海湾是红腹滨鹬rufa亚种一个重要的中转站。

For some kinds of hash tables, performance may degrade catastrophically when the table becomes too full, so the programmer needs to have a fairly accurate idea of how many data items will need to be stored (or be prepared to periodically transfer data to a larger hash table, a timeconsuming process).

某些哈希表被填满时，性能下降的非常严重，所以程序员必须要清楚表中将要存储多少数据（或者准备好定期地把数据转移到更大的哈希表中，这是个费时的过程

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。