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Effect of light on formation of endodermis in stem of broad bean seedling was studied by measuring the levels of endogenous antioxidants and certain key enzymes postulated to be involved in suberization.

幼苗为材料，结合不同的光强及黑暗对茎中内皮层形成的影响，对参与栓化作用有关的酶活性及内源抗氧化物质的含量进行了测定，并讨论了光对内皮层形成的调节机制。

In the dissimilar melon breeds, it was different to hormones because of genotypes and endogenous hormones. In a same treatment, the different exhibitions of the induced process were resulted of self-conditions in different explants, including the level of hormones endogen, nutrition, and so on.

不同甜瓜品种在发生不定芽时对激素的需求是不同的，因其基因型和内源激素水平而异；6-BA是诱导甜瓜品种"白兰瓜"发生不定芽的有效激素，添加IAA不利于"白兰瓜"的不定芽诱导；同一处理中，诱导过程中的的不同表现是由不同外植体的自身状况导致的，包括外植体的内源激素水平，营养水平的差异等。

Endogenous biotin is expressed mostly in the fundic endoplasm of surface epithelial cells in colonic tissue samples from human beings.

内源性生物素在结肠组织中主要表达在表面上皮细胞胞质，尤其是近基底侧；免疫组化时可首选生物素标记的检测系统。

The results of biochemical analysis indicated that the content of GA 3 increased and the content of ABA decreased in cotyledons during the breaking of epicotyl dormancy, and the contents of endogenous growth regulators changed only slightly in the endosperm. We suggested that cotyledons be a key part controlling the epicotyl dormancy in peony seeds.

生化测定结果表明：在低温打破牡丹种子上胚轴休眠过程中，子叶中的萌发促进剂GA3 含量明显升高，抑制剂ABA 含量显著下降；而胚乳中的各种激素含量则变化不大，胚轴中的激素变化无明显规律，因此认为子叶是控制牡丹种子上胚轴休眠的关键部位。

A gas chromatographic-mass spectrometric method for the simultaneous determination of environmental estrogens (including 4-nonylphenol, bisphenol A,diethylstilbestrol and 17α-ethinylestradiol) and endogenous estrogens (including 17α-estradiol, 17β-estradiol, estriol and estrone) in urine and bed mud is reported.

报道了尿及河底泥中环境雌激素(壬基酚、双酚A、己烯雌酚、17α-乙炔基雌二醇)和内源性雌激素(17α-雌二醇、17β-雌二醇、雌三醇、雌酮)的气相色谱-质谱测定法。

Secondly, is China's money supply an exogenous variable or an endogenous variable?

其二，货币供给的内生性与外生性问题。

This reduced form equation regresses the endogenous variable on all exogenous ones.

这个简约式方程将内生变量对所有的外生变量回归。

From the point of view of the Chicago School and the New Theory of Industrial Organization's, the performance of enterprise is endogenous from the conduct, so concerning about the exogenous institutional variable, we should also attach importance to micro-aspect of travel agency itself at the same time.

从芝加哥学派和新产业组织理论来看，企业的绩效是市场行为内生的结果，所以在关注宏观层面的制度性进入壁垒等外部因素的同时，还应该关注微观层面即旅行社本身的行为对绩效的影响，这样才能为旅行杜找到提高绩效的途径。

Traditional economics regards institution as a given exogenous variable, while the institutional economists treat institution as an evolutional endogenous variable of economic development.

与传统经济理论把制度视为既定的"外生变量"不同，制度经济学认为制度是会变迁的、进而影响经济发展的"内生变量"。

In view of describing latent variables influence which are faced to the model of relationship between customer satisfaction degree and its influence factors, integrating the respective characteristic of partial least squares method and the structure equation model, this paper proposed the question that the structure equation model application in service industry which is based on PLS method; take the system thinking as the instruction, construct the model of customer satisfaction in the technical project service industry which take the customer satisfaction degree as endogenous latent variables, and take the customer expected, the sensation quality and the sensation value as exogenous latent variable.

本文针对描述客户满意度与其影响因素间关系模型所面临的潜变量影响，结合偏最小二乘法与结构方程模型各自的特点，提出了基于PLS的结构方程模型应用在服务行业的问题；以系统思想为指导，构造了以客户满意度为内生潜变量，以客户期望、感知质量与感知价值为外生潜变量的技术工程服务行业客户满意度模型。

It seems likely that Kraft will return with a better offer.

看起来卡夫要重新考虑一个更好的出价了。

But he'd rather burn off my feelers and watch me squirm.

可他却放任那个家伙对我为所欲为！