recirculating aquaculture system is developed for the need of sustainable development in industrialized mariculture, the key of recycled water treatment is to maintain a good quality and high level of dissolved oxygen in the condition of high density breeding.

on a recirculating aquaculture system with a low cost and simple construct, tray and floating soilless cultures were made by means of artificial substratum.

借助于人工基质而设计陆地草多花黑麦草盘培、浮植两种栽培方式，研究一种成本低廉、结构简单的循环水产养殖废水的生物过滤处理系统。

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firstly, we analyzed culture way, culture density and water quality in indoor recirculating aquaculture system, and determined the optimum conditions for culturing pearl.

首先，分析了室内封闭育珠体系中放养方式、养殖密度和循环水质指标，确定了该体系的最佳育珠条件。

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a dissolved micro-bubble flotation system was established and studied for the purification of fine solids in recirculating aquaculture system.

采用一套自主开发研制的加压溶气气浮装置，对养殖水体中的微颗粒进行净化。

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particle size distribution and settling characteristics of solids waste settled in the recirculating aquaculture system for japanese flounder culture

牙鲆养殖循环系统中固体废物的粒径分布与沉降特征

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study on design and performance of two-layer floating bead biofilter for recirculating aquaculture system

双层浮球生物滤器设计及其水产养殖水处理性能试验

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analysis of postoperative results of undiscoverable undescended testes

术前未探及隐睾的手术结果分析

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the english language is in very good shape, and it is changing in its own undiscoverable way.

英语目前的情况很好，并正以不易为人发现的方式变化着。

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in australia, the problem of the undiscoverable injury has been resolved by legislative rather than judicial innovation.

在澳洲，潜在伤害的问题是由立法而不是司法创新解决的。

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it is changing in its own undiscoverable way, but is not going rotten like a plum dropping off a tree.

它正在以一种潜在的方式自我改变，但绝不是腐化。

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man has unveiled secrets which might have been thought undiscoverable.

人类揭示了原以为不可发现的秘密。

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in the great world of astronomy and in the little world of the atom, man has unveiled secrets which might have been thought undiscoverable.

在天文学的宏观世界和原子的微观世界，人类揭示了原先可能认为无法提示的秘密。

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generally speaking, the principle of proportionality includes three subordinate principles which are the property, the essentiality and proportionality in narrow sense.

学界通说认为，比例原则包含适当性原则、必要性原则和狭义比例原则三个子原则。

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based on the needs of justice, the principle of proportionality aims to achieve the equilibrium of interests through studying the relationship between means and ends.

相称性原则基于正义的需要，着眼于目的与手段的关系以达到各种利益的均衡。

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the legal limits of police shooting shall follow the principle of proportionality and meet the requirements of appropriateness, necessity and balance.

民警开枪射击的法律界限，就是必须遵守比例原则，满足妥当性、必要性和均衡性的要求。

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on the principle of proportionality in constitutionalism& seeking justice in equity from the judicial precedents in usa

宪政视野中的比例原则&从美国违宪审查判例中寻求衡平的正义

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the principle of proportionality is an important principle in administrative law of the developed countries, especially of the nations and districts of continental law system.

比例原则是发达国家，特别是大陆法系国家和地区行政法领域的一项重要原则。

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the rule of reasonableness of common law and the principle of proportionality of civil law are the principal standards to control administrative discretion.

英美法的合理性原则和大陆法的比例原则是对行政自由裁量权进行控制的主要标准。

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the principle of proportionality of administrative law means the administrative agency should select the proper way that does the least damage to people.

行政法中比例原则是指行政权力的行使除了有法律依据这一前提外，行政主体还必须选择对人民侵害最小的方式进行。

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public interest is the basic standard of the important conditions and the principle of proportionality is the cardinal criterion of legislation.

公共利益是确定公众人物隐私权要件的根本标准，比例原则是建构公众人物隐私权制度的基本准则。

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and the principle of proportionality keeps the balance between the aim of policy and justice in tax preference.

在税收优惠制度中，比例原则弥补了法定原则和公平原则的不足，权衡经济、社会政策目标与公平负担之间的关系。

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