Within seven years the Black Sea's dead zone had largely vanished and fisheries had recovered.
就在7年之内，黑海的死寂之区已经很大程度地消失，同时捕鱼业也得到恢复。
Excessive nitrogen in the water system contributes to the "dead zone" found at the mouth of the Mississippi and other rivers.
水系中的过量氮是造成密西西比河与其他河流河口处“死亡区”的元凶。
The report also puts a priority on improving water quality, particularly on countering the giant dead zone that develops in late spring in the Gulf of Mexico.
报告也很重视水质的提高，尤其是应对墨西哥海湾晚春时节出现的巨大死区。
Instead of becoming a dead zone-a place where humans remain separate and disconnected from nature, the space becomes something which embraces and nurtures nature.
前者会让室内空间成为一片死亡地带——一个让人类孤零零地与自然隔绝开的地方，而后者则让室内空间变成拥抱和滋养自然的乐土。
Computer simulation and experimental results show the method can effectively overcome the influence of dead zone and friction and can improve positioning accuracy considerably.
计算机仿真和实验结果表明，自适应控制能有效地克服系统中固有的死区、摩擦力影响，明显提高位置精度。
There is no operative"voltage dead zone", and the definite directionality exists.
同时，继电器不存在动作的“电压死区”，具有明确的方向性。
The motion of ship is nonlinear. The operating machine has nonlinearity such as dead zone and relay.
船舶运动呈非线性，操作机构有明显的死区、继电等非线性；
Under certain conditions, excessive phytoplankton growth can result in an area known as a dead zone.
在某些情况下，过度的浮游植物生长可能导致一个被称为死亡地带的区域。
Scientists know what causes the dead zone — too much nitrogen, but the solution might be hard to accept.
科学家知道导致死水区是因为含氮量太高，但解决方案可能难以被接受。
Known as a "dead zone", this vast oxygen-depleted area extends along the coast between Louisiana and Texas.
这片沿着Louisana州和Texas州的海岸线延伸的大面积无氧区域，人们称之为“死寂之区”。
The threshold detector is similar to a Schmitt Trigger in that it is a latch circuit with a large dead zone.
阈值检测器就是一种回差范围较大的锁存电路，与施密特触发器相似。
Effect of supersaturation control on the real time measurement of dead zone of KDP prismatic faces was studied.
研究了不同的过饱和度控制方式对柱面死区实时测量的影响。
Storms in the next few month will mix the gulf water and the dead zone will disappear, but it will return next year.
未来几月的暴风雨将会翻动墨西哥湾的水，死水区也会消失，但在明年又会重现。
However, common fuzzy controllers also have shortcomings such as relatively lower accuracy and 'adjusting dead zone'.
但是，常规模糊控制器也存在控制精度不高、“调节死区”等问题。
The mathematical model which is used to calculate the dead zone power consumption when GTR is on short circuit is provided.
本文提出了GTR短路时的数学模型，并应用这一模型对GTR自保护驱动电路保护死区短路功耗进行了计算。
The radius of dead zone can also be determined by using the domain division method, and the calculated results are reasonable.
采用区域分割法还可以计算催化剂颗粒死区半径，所得计算结果合理。
This paper puts forward the method of intelligent compensation of dead zone in electrohydraulic proportional directional valve.
本文提出了电液比例方向阀死区的一种智能补偿方法。
Analysis shows that the voltage operating dead zone is small and have more sensitivity than traditional power directional relay.
分析表明其电压动作死区很小，比传统的功率方向元件具有更高的动作灵敏性。
The two factors which lead to dead zone are discussed, and the reason for dead zone is analyzed from the modulation signal crosstalk.
本文介绍了死区产生的两大要素，并从调制信号串扰的角度对死区产生的机理进行分析。
Experimental results illustrate this model is superior to the rate-distortion model in pyramidal dead zone lattice vector quantization.
实验结果表明该模型优于带有死区的塔式格型矢量量化中的比特率失真模型。
The two methods can eliminate quantization errors and adjusting dead zone thoroughly, and provide a new way for designing fuzzy control system with high accuracy.
这两种方法可完全消除量化误差和调节死区，为设计高精度模糊控制系统提供了一种新途径。
There is a whirlpool or dead zone below the main water flow zone when the flow changes and the size of which is related to flow but its location basically unchanged.
当流量在一定范围内变化时，主流区下方均有漩涡低速区或死水区，该区域的大小与流量有关，其位置基本不变。
The traditional liquid level measurement under dynamic states and complicated surroundings have potential defects that are low resolution, low precision and big dead zone.
传统的液位测量方式在动态复杂环境下，都存在分辨率低、精度弱、测量盲区大等缺陷。
Under low packing density, convection is significant in shell-side flow, which is preferable for the reduction of dead zone area and the higher utilization of contacting area.
较低的封装分率下，组件壳程对流作用明显，有利于减少死区，充分利用膜接触面积。
We are in the design of solar water heater stainless steel water tank, the tank opening position should pay attention to eliminate the dead zone, or try to reduce the dead zone.
我们在设计太阳能热水器不锈钢水箱时，水箱的开口位置应尽量注意消除死水区，或者尽量减少死水区。
You can add the location as well, although it requires the phone to have a working GPS or network connection, so you can't get the information while on a subway or in a dead zone.
你也可以加入地点资讯，但这要求手机开通了GPS或网路连接，因此你在地铁里或无信号区时无法获得这种资讯。
At first, hardware circuit of the system has been designed, including minimum system of DSP, sampling pretreatment, dead zone formation, constant amplitude control and display circuit.
本文首先设计了系统的硬件电路，包括DSP的最小系统电路、采样预处理电路、输出信号死区形成电路、恒幅控制电路和显示电路。
According to simulation model the effect of backlash and dead zone nonlinear on system performances was analyzed, and the measures of improving the system performances were put forward.
并根据仿真模型分析了间隙、死区等非线性因素对系统精确度的影响，提出了改进性能的措施。
Due to the Fresnel reflection in optical fiber links there will be dead zone existing in the measurement using OTDR. This paper gives a quantitative analysis of this so called dead zone.
光纤线路中的菲涅尔反射使OTDR测试有盲区，文章对该盲区进行了定量分析。
Due to the Fresnel reflection in optical fiber links there will be dead zone existing in the measurement using OTDR. This paper gives a quantitative analysis of this so called dead zone.
光纤线路中的菲涅尔反射使OTDR测试有盲区，文章对该盲区进行了定量分析。
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