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Principal researchers and biotechnologists Les Edye and Bill Doherty say their process could potentially allow sugarcane growers and mills to team up with paper manufacturers to produce internationally sought-after waterproof and biodegradable products such as waterproof cardboard boxes and waterproof paper billboards.

主研人员和生物技术专家Les Edye和Bill Doherty说他们的工艺有望让甘蔗种植者及扎糖厂和造纸厂合作生产全球需求的防水和可生物降解产品，例如防水纸板箱和防水广告牌。

The genetic divergence among 41 upland cotton genotypes was quantitatively studied by using principal component analysis.

本文应用多元分析法定量分析了41份陆地棉亲本之间的遗传差异。

The project rockburst occurs much in the depth portion understructure work, belongs to three bearing conditions, three principal stress disparities are not big, the energy liberation becomes more and more difficult, therefore under the high crustal stress condition the rock mass can deposit the massive energies of deformation.

工程岩爆多发生在深部地下工程中，属于三项受压状态，三个主应力差距不大，能量释放变得越来越困难，高地应力条件下岩体能够储蓄大量的变形能。

This article studies the domestic and foreign correlation traveling spatial structure theory in the system in the foundation, through to the region tourist resources spatial structure system, the traveling market spatial structure system and the traveling transportation spatial structure system carries on the concrete analysis, constructs according to the analysis result to the Yulin territory traveling spatial structure, in under the science development view instruction, constructs the Yulin territory "wholeheartedly area three pieces" the spatial structure, and proposed specifically further promotes take the Yulin city as the center, exerts oneself makes "the desert character and style traveling piece, the borderland character and style traveling piece, the loess character and style traveling piece, along the yellow traveling belt" traveling space layout, and supports tourist area to each piece areaCarries on the elaboration;In the traveling space development, has determined "wholeheartedly third mate three principal axis two inferior spool threads" the spatial development pattern;Finally, this article from the ecology protection, the historical culture protection as well as the policy guaranteed the aspect proposed the Yulin territory travels the sustainable development realization way.

本文在系统研究国内外相关旅游空间结构理论的基础上，通过对区域旅游资源空间结构体系、旅游市场空间结构体系和旅游交通空间结构体系进行具体分析，根据分析结果对榆林市域旅游空间结构予以构建，在科学发展观的指导下，构建榆林市域&一心三片一带&空间结构，并具体提出进一步提升以榆林城区为中心，着力打造&大漠风情旅游片、塞上风情旅游片、黄土风情旅游片、沿黄旅游带&的旅游空间布局，并对旅游分区进行了建构；在旅游空间拓展上，确定了&一心三副三条主轴线两条次轴线&的空间发展格局；最后，本文从生态保护、历史文化保护以及政策保证等方面提出榆林市域旅游可持续发展的实现途径。

The detection of gas products was performed by the coupled simultaneous Fourier transform infared spectroscopy. The experimental results showed that the principal product of the pyrolysis is tetrafluoroethylene.

同步傅立叶变换红外光谱仪对氮气气氛下热解的气体产物进行检测，检测分析到PTFE的主要热解产物为四氟乙烯单体。

This article describes dynamic stress measurement of x-type of helicopter tail rotor tunnel test in several principal aspects.

本文介绍x型直升飞机尾桨吹风试验动应力测量工作的几个主要方面。

Stability is the principal problem of analysis and design of systems.

稳定性问题是系统分析与设计的首要问题。

The principal way the body has to dissipate 『散发』heat is through the skin, Murphy explains. In a doubled or rubber sweat suit, the body is unable to evaporate 『蒸发』sweat, and therefore retains heat.

墨菲解释说，身体散发热量的主要途径是通过皮肤完成，穿着两层衣服或橡胶运动衣的身体无法把产生的汗液蒸发掉，同时，也无法把热量散发掉。

Definite switching sequence are the principal means for limiting service frequency overvoltages, that the application of proper circuit breakers are effective and economical means to limit switching surg...

文章根据我国的运行经验指出，采用现行结构的绝缘子时，绝缘水平的确定，洩漏比距所起的控制作用以及变电所的外绝缘，也应当满足同样要求。

The results show that the cloud system consists of two vertical layers, lower warm stratocumulus and principal cool altostratus.

主要结果为：云系由低层暖性Sc云和冷性主体As云组成。

Finally it offers the analysis of the fault-tolerance system as well as its test verification.

这样，运行于空间环境中的系统的设计目标就是在保证系统实时性

However, it is still difficult to find out the real reason of the increase of the keratinized gingiva during the orthodontic extrusion whether it is due to the proliferation of the gingival tissue or to its elastic nature, that is because the proliferation of the fibroblasts as well as the connective tissue changes in volume and the intra-fibers spaces were all immeasurable in most of the studies.

然而，仍然难以找到真正的原因增加的角化牙龈在正畸挤压它是否是由于扩散的牙龈组织或其弹性性质，这是因为增殖的成纤维细胞以及作为结缔组织的变化量和内部纤维空格都是不可估量的，大多数的研究。