查询词典 premature

But it is premature to make a value judgment at this stage because it is an evolving situation.

但现在还为时过早，在现阶段作出价值判断，因为它是一个不断发展的情况。

So the conditions of vernalization and sowing date need to be studied to avoid bolting premature.

甘蓝是生物学产量高、需肥量大及易积累硝酸盐的蔬菜之一，栽培技术关系到甘蓝的产量和品质，但目前生产上多重品种而轻栽培技术，良种配套栽培技术的研究相对滞后。

Just before Vicente's fifth birthday, his younger brother was born, severely premature and having suffered a stroke.

在Vicente刚满五岁的时候，他的小弟弟出生了，早产且有脑血管意外。

Two premature infants with respiratory distress developed abdominal distension, hematochezia and bile-stained vomitus during the course of admission.

摘要两位早産儿因呼吸窘迫症，在本院出生后马上转入新生儿加护病房治疗。

He called for extra American troops in Iraq before it was fashionable, and warns war-weary listeners of the terrible consequences of premature withdrawal.

在这成为流行的意见之前，他已经呼吁在伊拉克增加额外兵力。而且他警告厌倦战争的听众们不成熟撤退的可怕后果。

When GA are used in solving real engineering optimal problems, such disadvantages as premature convergence or weak ability of local search will occur.

但是在遗传算法的实际工程优化应用中，常常存在早熟收敛和收敛性能差等问题。

Premature convergence and weak local optimization are two key problems existing in the conventional genetic algorithm. To overcome the shortcomings, an improved genetic algorithm based on the particle swarm algorithm is proposed.

针对传统遗传算法中存在的易陷入局部最优解和后期收敛速度慢的问题，基于粒子群算法，对传统遗传算法作了改进，提出了一种基于粒子群算法的遗传算法。

Compared with the PID parameter optimization method using the genetic algorithm, the proposed method, which inherits the advantages of the genetic algorithm and the simulated annealing algorithm, can overcome some disadvantages such as premature convergence, weak local searching ability and low computing efficiency.

该方法继承了遗传算法和模拟退火算法这两者的优点，与采用常规遗传算法的PID参数整定方法相比较，这种方法在克服解早熟、增强局部寻优能力和提高计算效率等方面都有明显的改进。

An improved real-code genetic algorithm is designed with different cross, selection and variation operators, aiming at overcoming its inherent shortcomings of premature, dead state convergence and weak mountain climbing during function optimization.

针对实数编码在进行数值优化时固有的过早收敛、停滞现象和弱的爬山能力等缺点，通过设计不同的交叉、变异算子，提出了一种改进的实数编码遗传算法。

Objective To study on the clinical significance of GM-1 in treating the premature white matter damage.

目的探讨神经节苷脂(GM1)在早产儿脑白质损伤治疗中的临床意义。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。