it has been found that中文是什么意思

• 实践证明
• 业已发现

• it     it2 pron. (sing. Nom. ...
• has    have 的第三人称单数、现在式。
• found    adj. 〔英国〕(对房客等)不另加费供应的，已包括在价 ...
• that    pron. (pl. those ) 1.〔指示代名词〕 ...
• no clue to the mystery has been found    至今还没发现任何有关这一神秘事物的蛛丝马迹
• no life has been found on the moon    月球上没有发现生命
• has been    已经; 曾经红过一阵; 曾经盛极一时
• has-been    n. 〔口语〕曾经时兴的东西；会风流一时的人物。 It is better to be a has-been than a never-was. 〔谚语〕宁可昙花一现，不能默默无闻。 adj. 〔美口〕过时的，从前的。
• there has been    出现了
• there is and has been    现时和一直以来均
• and he has found me    他就会出现在的我面前
• although it has been before    尽管以前人们用过这个理由
• as has been mentioned    根据上述
• as has been noted    如前所述及
• as has been pointed out    正如已经指出的
• as has been stated    如前所述
• conviction has been reversed    原判撤销
• has always been so    向来如此it
• has been hit the hardest    的问题最为严重
• has been missing    行踪不明
• has been noted    如前所述的
• has been off the wall    表现的一切都失常
• has the account been settled    帐清了吗
• has the baby been vaccinated    这孩子种痘了吗
• has the letter been posted    信邮了吗

• Whereas s . cerevisiae uses irel / hacl to repress differentiation , the ire1 / xbp pathway promotes differentiation in mammalian tissues . presently , it has been found that upr signaling might promote differentiation of plasma cell in higher eukaryotic cells
  人以及小鼠胚胎组织中存在与之高度同源的est序列，说明人以及其它高等动物中可能存在大肠杆菌ibeb基因的同源基因。
• It has been found that the capital structure and the corporation governance can interact each other with the development of modern theory of capital structure . capital structure is one of the most important control mechanisms on the corporation governance
  现代资本结构理论的发展将公司资本结构与公司治理紧密联系起来，资本结构是企业治理众多协调与控制机制中一个十分重要的控制机制。
• In addition , it has been found that the number of attached spores on the surface of ionic hydrogels was affacted by the crosslinking density of gels , but the germination ratio of attached spores and growth of gametes have nothing to do with the crosslinking density of gels
  此外，离子型凝胶表面孢子的附着量受凝胶的交联度影响，而孢子的萌发率以及配子体的生长发育均与凝胶的交联度无关。
• In the research in groups , it has been found that the stimulation and restraint mechanism of ceo is not clearly known , no matter whether the medicine circulation enterprises run by civilian on stock system are large companies or small companies
  在分组研究中，发现不论是民营股份制医药流通企业中的大公司，还是小公司，对高层管理人员的激励、约束机制都是不明确的，两者之间没有明显的差别。
• It has been primary reported that organic dispersant has effect of the size and morphology of la2o3 . moreover , it has been found that la2o3 nanocrystalline is unstable in chemical properties . it can easily absorb water and then change into la ( oh ) 3
  此外，研究发现:发现l匆03并非象以往文献中所述一是一种化学性质稳定的稀土氧化物，而是一种化学性质不稳定的氧化物，能够在空气中缓慢吸水并逐渐转变为la ( oh ) 。
• It has been found that the hypofunction status of hypothalamuspituitaryadrenal axis exists in patients with shenyang deficiency syndrome of tcm , also presents in most asthma patients . seasonal attack of asthma can be prevented with shentonif . .
  Hpa轴功能减退也见于大部分哮喘患者，补肾药通过提高肾上腺皮质功能从而预防哮喘季节性发作长期应用激素患者，其hpa轴受抑制而功能低下，据此采用补肾药可提高激素撤除成功率。
• It has been found that certain bats emit squeaks and by receiving the echoes , they can locate and steer clear of obstacles - - - - - - or locate flying insects on which they feed . this echo - location in bats is often compared with radar , the principle of which is similar
  人们已经发现，某些蝙蝠发出尖叫声并靠接受回响来锁定和避免障碍物? ?或者找到它们赖以为生的昆虫。蝙蝠这种回响定位法常拿来和原理与之很相近似的雷达相比。
• It has been found that the depth of crack and fracture toughness of material can be expressed by weibull distribution , ratio of depth to length of crack and strength of material can be expressed by logarithmic normal distribution and normal distribution respectively
  对该管道主要随机变量的统计分析表明，裂纹深度和材料的断裂韧性表现为威布尔分布，裂纹深长比表现为对数正态分布，材料的屈服强度和拉伸强度表现为正态分布。
• It has been found that five cell parts , i . e . mitochondria , ser vesicles , golgi vesicles , multivesicular bodies and micropinocytotic vesicles , may be involved in the formation of yolk granules . yolk synthesis appeared to occure by both autosynthetic and heterosynthetic process
  除了对卵母细胞起一定的保护作用外，滤泡细胞在卵黄发生中也起着重要作用，即可合成部分卵黄物质供给卵母细胞，而且还可通过滤泡开放为外源性卵黄进入提供通道
• Yh series inorganic gel can be used alone . or mix use with thickening agent such as cardoxymethyl cellulose , hydroxy ethyl cellulose , cmhpc , will acquire best rheological property . it has been found that this kind of product should avoid mix using with the polyurethane thickening agent
  2 . yh系列水性膨润土无机凝胶产品可单独使用或于其它增稠剂如羧甲基纤维素，羧乙基纤维素，甲基纤维素及其改性物，碱溶涨丙烯酸类等配合使用，能够使体协获得最佳流变性能。