The reasons accountable for the decline of the fish resources are due to the low reproduction capacity and the long development time of the fish, overfishing and water pollution.
造成胭脂鱼资源下降的原因主要与其自身繁殖力低，发育时间长，以及过度捕捞和水域污染等因素有关。
It universally exists that injected pressure is high in a long time, injected water volume is low, the difference of injected pressure of each well is very large during oilfield development.
开发过程中普遍存在注水井长期注入压力居高不下、注入量低、单井注入压力差异大等问题。
Water - washing and dehydrating steps in the old process are left out in the new one, of which the main advantages are: no sewage discharge. low energy consumption, less time and low oil loss.
该技术省掉植物油间歇双漂老工艺中的水洗和脱水工艺，使漆用植物油的精制处理无污水排放，节能，省时，降低油耗。
As the result of seasonal fluctuation of water, the total Hg concentration of water and sediment would be degressive in sequence of low water, flush time and ordinary level.
水位随季节周期性消落，将导致水体相和沉积物相中的总汞浓度按枯、丰、平顺序依次递减。
Injection realize, in the pressure cooling, the use of low temperature water to mold a cooling cuisine, so as to narrow the products of the cooling time, drive up produce efficiency.
注射实现，在保压冷却时，用低温水对模具举行降温料理，以便缩小制品的冷却光阴，抬高出产效率。
Once upon a time, a group of fishes are aground at low water. A child hurried to cast them into the sea one by one after he saw them.
从前，有一群鱼因为潮汐的原因搁浅到岸上，有一个孩子看到后，忙把搁浅的鱼一条条抛回大海。
The squeezed out water is kept moving for the same time and even longer, and the path of its migration may cover hundreds of kilometers, always within the narrow pore space and at a very low speed.
被压力挤压出的水将会同时流动或流动时期会更长，水运移的路程可以达几百公里，运移的通道则限于窄窄的孔隙空间。而且运移的速度也非常之慢。
Comprising some 100 low lying islands linked together by a 2 labyrinthine network of canals, Venice stands today untouched by time like some magical kingdom on the water.
威尼斯由大约一百个低洼岛屿组成，被错综复杂的运河网络串联起来。然而岁月并未在威尼斯留下痕迹，时至今日，它依然是个水上魔幻王国。
Comprising some 100 low lying islands linked together by a 2 labyrinthine network of canals, Venice stands today untouched by time like some magical kingdom on the water.
威尼斯由大约一百个低洼岛屿组成，被错综复杂的运河网络串联起来。然而岁月并未在威尼斯留下痕迹，时至今日，它依然是个水上魔幻王国。
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