飞行员在黑暗条件下飞行并到达模拟环境，在海豹队员用速降绳降落的时候飞机处于悬停状态。
The pilots flew in the dark arrived at the simulated compound and settled into a hover while the SEALs fast-roped down.
并得出在采样气体状态参数和环境条件一定时，除尘效率的测定误差主要取决于取样时间及流量。
Under a definite gas state parameter and environment condition, the measurement deviation was correlated with the sampling time and the flow rate.
引起地质环境、圈闭条件、应力状态改变的动力是构造应力场。
Stress field is the power of structural deformation and movement, which causes the change of geologic environment, trap conditions and stress state.
导致肥料结块的根本原因是水分，讨论了肥料中水分存在的状态、含量范围及环境条件对肥料结块的影响。
The fundamental reasons causing the fertilizer caking are the status and content of water in fertilizers and the environmental factors.
把表型值随着时间(生命时期、年龄、胎次等)或其他可以量化的因素(生理状态、生产水平、代谢率和环境条件等)变化的性状称为动态性状。
Dynamic traits are those phenotypic values change with time and other quantifiable factors such as age, parities, physiological status, performance level and environment etc.
建立了氯腐蚀环境下混凝土结构中钢筋开始锈蚀的条件和耐久性极限状态方程以及氯腐蚀环境下混凝土结构的寿命评估准则；
The target reliability level that the time of reinforcement initial corrosion in concrete structure exposed to chloride environments is proposed in this paper.
自然界中的细菌能够适应各种各样的不利环境，并且能在一定条件下进入活的非可培养（VBNC）状态。
The bacterium was able to adapt to a variety of environmental stresses and enter into the viable but nonculturable (VBNC) state.
在447号班机失事前的几年里，泰勒斯aa皮托管一直在气象条件让水的状态变得很奇怪的环境中表现不佳。
In the years leading up to the crash of Flight 447, the Thales AA was problematic in places where the meteorological conditions do funny things with water.
否则，当气候条件不佳时，窗口将保持关闭状态，内部环境将受到保护，免受外部天气的影响。
Otherwise, when the climate is far from optimal conditions, the Windows will be kept closed and the internal environment will be protected from weather phenomena.
在一定的环境条件下，竞争的结局是两病害将处于稳定的平衡状态。
The result of the competition was therefore that the two disease would be at a stable equilibrium status under certain environment conditions.
在一定的环境条件下，竞争的结局是两病害将处于稳定的平衡状态。
The result of the competition was therefore that the two disease would be at a stable equilibrium status under certain environment conditions.
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