查询词典 impractical

All weighing tests should be made in the standard atmosphere for testing textile.after the specimens have been conditioned in the same atmosphere.it may be impractical to condition the specimens in option A or nonconditioned testing may be agreed upon by the purchaser and supplier.when the full rolls or bolts of fabric can not be properly conditioned in a resonable time with available facilities,perform the tests without conditioning and report the actual conditions prevailing at the time of the test.such results may not correspond with the results obtained after testing adequately conditioned specimens in the standard atmosphere for testing textiles.

D1776实际操作的定向试块。纺织品的所有的权衡测试都应该在标准大气压下进行。当试块被置入同等气压的条件之后，或许将试块限制于A选项是不切实际的，而且有可能条件测试并不一定会被供应商和客户认同，当充满凹凸不平和毛刺的织物不能被适当的限制与合理的时间和现有的设施的时候，在没有限制的情况先执行试验并准确的报告在测试时的有力条件。这样得到的对纺织品测试的结果或许会与在真空中得到充分限制测试的结果不相一致。

The best theoretical solution to a partitional clustering problem is to find all possible partitions and choose the partition that minimizes the objective function. However, the enumeration of all possible partitions is impractical even for data sets of moderate size. Therefore, as an alternative, most partitional approaches use an iterative optimization technique. And this could be cause local minimum.

本文在分析了目前聚类的基本方法的基础上，指出以K平均法等为代表的分割聚类虽然理论上找到类的所有划分并使得目标函数最小就可以获得最优解，但由于对于相当尺度的数据集列举所有可能的划分并不现实，因而多数分割方法采用迭代优化技术作为变通。

For one reason, he originally sheds light on Marxian philosophy with the ontology of poesis, hence the concept of material production practice is made impractical.

他既是波澜壮阔的现代性社会批判思潮的重要鼓动者，更是方兴未艾的日常生活批判哲学转向的杰出领航人。

In this process, I focus on refuting the arguments which believe social laws are either impossible, impractical, or ungainable. Finally, I aim to find a way to mitigate those a rguments: to weaken the concept of laws to unify laws and rules, and by this way do I want to support the coexistence of different methodologies.

本文以这三个问题为中心，挑选自然主义、反自然主义及多元论的几位典型代表人物的观点来展开论述，重点在于反驳坚持社会科学规律不存在、不实际或不可获得的观点，为化解关键争论找到一个途径：弱化&规律&概念，融规律与规则于一体，以期将此作为支持不同方法论的存在的突破口。

You don＇t study hard and wanner go to Oxford,what a impractical illusion.

你不好好学习，还想去牛津上大学。这可真是个不切实际的幻想哟！

You don＇t study hard and wanner go to Oxford,what a impractical illusion.

妳不好好学习，还想去牛津上大学。这可真是个不切实际的幻想哟！

It has reported tracheal organ culture had been used to detect IBV antibody, but Virus neutralisation is laborious, time cosuming and impractical, hard to popularize.

酶联免疫吸附实验以其敏感、客观、成本低廉等优点，在传染病的诊断、抗体检测等方面得到了广泛地运用。

Their discussions were impractical and did not hit the mark .

他们的讨论全是空谈，根本没有切中问题关键！

"Things are just impractical because Lazio see Pandev as not for sale at any price."

&这件事都是不切实际的，因为拉齐奥将潘德夫视为非卖品，多少钱都不卖。&

For centuries, the British caricatured the Irish as, at best, dreamy and impractical; at worst, lazy and given to drinking in excess.

数百年来，英国人对爱尔兰人讽刺不断，给他们的最好评价是：爱幻想，不切实际；最坏的评价是懒惰、酗酒。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。