试验
- 与 试验 相关的网络例句 [注:此内容来源于网络,仅供参考]
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There are some characteristics for reliability growth test evaluation of liquid rocket engine, such as its field test data is small sample, there are multi-kind stresses act on the system during accelerated life test, its life test data belongs to a dynamic parent population.
液体火箭发动机可靠性增长试验的特点有:系统现场试验为小子样、加速寿命试验中存在多种应力综合作用、可靠性增长试验数据属于动态统计母体。
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Six different species of seeds including adzuki bean, hairy dumaisa, pigeon pea, soybean, mung bean, and maize, were used in our experiments, and both free-choice and non-choice tests were conducted.
试验中提供六种不同寄主包括:红豆、绿豆、花豆、黑豆、黄豆、玉米,给予四纹豆象进行偏好试验,寄主偏好试验分成两种处理,一是自由选择试验,即将不同种类寄主混合,目的是让豆象在不同寄主同时存在的状况做产卵选择。
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The Lord tried him by delaying to fulfill His promise. Satan tried him by temptation; men tried him by jealousy, distrust, and opposition; Sarah tried him by her peevishness.
神用延迟应许的方法试验他;撒但用诱惑试验他;世人用嫉妒、怀疑、反对,试验他;撒拉用她乖戾的性情试验他。
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According to the experience gained in traditional penetrating tests, this thesis has produced a high-pressure clay permeameter and discussed the instruments testing principle, measuring method and derivation of the calculation formula in details. Meanwhile, plenty of testing research has been done by taking an example for the permeability coefficient measuring of plastic concrete and the influencing factors of tests to the permeability coefficient of plastic concrete measured by this instrument have been analyzed.
3本文根据常规渗透试验中积累的经验,自行研制了一种高压土工渗透仪,对该仪器试验原理、测定方法以及计算公式的推导进行了详细的探讨,并以塑性混凝土渗透系数的测定为例进行了试验研究,对使用该仪器测定塑性混凝土渗透系数时影响渗透系数的试验因素进行了分析。
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The result of abrasion test and welding tests show, the crafts of adopting parted type structure to make tamping pick is viable theoretically, the pickax boot wearable material we have selected havent appear brittleness desquamation under the condition of test, and the ratio of performance and price of the material is higher; The welding joint has no obvious welding bug under the condition of test, the break mode of welding slot metal is mainly toughness break, and the craft performance of the weld material we have selected is all right, the welding craft we have established is suitable to the occasion and feasible.
磨损试验和焊接试验结果表明,采用分式体结构制造捣镐这一工艺理论上是可行的,所选镐靴耐磨材料在试验条件下未见脆性剥落,而且性价比较高;焊接接头在试验条件下没有明显的焊接缺陷,焊缝金属断裂方式主要是韧性断裂,而且所选焊接材料工艺性能良好,所制定焊接工艺切实可行。
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Using pintle technology, a conventional solid propellant rocket motor can provide variable thrust levels, increasing the energy utilizing efficiency and improving the capability of the missile. In this article the experimental pintle motor was designed and the principle experiments were carried out. The charachteristics of pintle motor was also analysed. Through the experiments and theoretic anlysis, the principle of pintle motor was opened out, the law of main factor were analysed.
对喉栓变推力发动机的工作原理进行了理论分析,建立了喉栓变推力发动机的内弹道预示方法;设计了喉栓变推力发动机试验系统,开展了原理试验研究;通过理论分析和试验研究,揭示了喉栓变推力发动机的工作原理,分析了主要因素的影响规律,为变推力发动机的深入研究提供了理论和试验依据。
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This experiment was carried out to study the effect of fiber on growth performance, metabolic rate, digestive tract, meat quality and the change of microbes of intestine in geese of different breeds. The mechanism of utilizing crude fiber for geese was discussed. In this paper, the JL AU I, JLAUIII and JLAU cross geese twenty respective were selected as experimental animals, while Corn stalk and purple medic powder admixture were considered as fiber resource. The test was divided into two periods.
试验选取吉林农大Ⅰ系、Ⅲ系和杂交鹅各20只,以玉米秸和苜蓿混合粉作为日粮纤维源,通过饲养试验、代谢试验、屠宰试验、血清生化指标的测定、组织学观察以及微生物检测等研究了日粮纤维对不同品种鹅生长性能、养分代谢率、消化道、肉质及鹅肠道内微生物变化等的影响,探讨了鹅对日粮纤维利用的机理。
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The control group was fed with basal diets, group Ⅰ, groupⅡ, groupⅢ and groupⅣ were fed with basal diets supplemented with red clover isoflavones 5, 10, 20, and 30mgkg^(-1), respectively.
一个对照组,饲喂基础日粮,试验Ⅰ组、试验Ⅱ组、试验Ⅲ组和试验Ⅳ组在基础日粮中分别添加5,10,20,30mgkg^(-1)的红三叶异黄酮,试验期为49d。
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An detecting system for feeding device for drills accuracy was established according the northern production condition in our country, wheat、 soybean and corn were collected as the trial samples, experiment project was established according to combination and put into practice, each combination experiment was repeated three times, the detecting accuracy was increased effectively.
按照因子试验设计制定试验方案并组织实施,采集了小麦、玉米、大豆条播试验的视觉检测样本,每个试验选择三个重复,样本容量满足排种器30转的要求。
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Disperse from sixth week, and group I reared with corn and adjusts following the growth. Group II limited the amounts of feeds which makes the chicks into half-famine. GroupIIIreared enough corns in feeding prophase till eighth week, reared restrainedly from eighth week and stopped feeding at thirteenth week till the end of the experiment.
从第6周开始放养,其中试验Ⅰ组在放养基础上补饲玉米,随着生长阶段的变化逐步调整补饲量,基本满足鸡群补饲需要;试验Ⅱ组在放养期间采用限饲的方法,补饲玉米型日粮,试鸡始终处于半饥饿状态;试验Ⅲ组在放养前期补饲充足的玉米型日粮,到8周左右逐步限饲,到13周左右停止补饲,直到试验结束。
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。