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Alcaligenes eutrophus WSH3 was selected as the strain for the production of polyβ-hydroxybutyrate and copolymer of 3-hydroxybutyrate and 3hydroxyvalerate . This study is aimed at finding an operative way leading to high PHB and PHBV productivity, high yield coefficient and high content of PHB and PHBV. The main research results are as follows

本文以真养产碱杆菌(A.eutrophus)WSH3为聚-β-羟基丁酸和3-羟基丁酸与3-羟基戊酸的共聚物的生产菌株，以实现PHB和PHBV发酵过程的高的生产强度、高的产物对基质的产率系数和高的聚合物含量为目标，进行了PHB及PHBV发酵条件的研究，主要研究内容和结果如下

The plane strain compressive deformation experiments with various deformation amounts have been carried out on the grain boundary allotriomorphic ferrite/granular bainite F GBA/G Bduplex steel at temperatures above A r3 using Gleeble--1500 machine.

通过Gleeble--1500热力模拟实验机对仿晶界型铁素体/粒状贝氏体复相钢进行了A r3以上不同温度、不同形变量的平面应变压缩实验。

The glucoamylase I gene was inserted into the pAC1 plasmid,and a expression plasmid was constructed,then it was used to transform the yeast strain, S.cerevisiae AS2.1364,without auxtrophic marker,The amylolytic tests showed that when this transformant was incubated on plate of YPDS medium containing 1% glucose and 1% starch at 30℃ for 48 hrs zones of starch degradation could be visualized by stained with iodine vapour.

这说明酵母转化子不仅表达了该酶，且有效地分泌到胞外，从而水解培养基中的淀粉，进一步测定酵母转化子48hrs发酵液的葡萄糖淀粉酶活力为8.4u/ml，培养基中的淀粉已完全水解，其生物产量较高。

In addition ,an asporogenous mutant G5was obtained from Bs C3-41 wild strain ,in which the formation of the spore was blocked at the stage III of the sporulation course .

此外，还诱变筛选到一株稳定遗传的Bs无芽孢突变株G5，其芽孢形成阻断于第三期，能够形成晶体，二元素表达量较高，可作为后选的工程菌受体。

The clear design of this rectangular or square cut with its bevelled corners brings out the beauty of this valuable gemstone to the full, at the same time protecting it from mechanical strain.

这长方形或方形裁减清楚设计与它的二面对切拐角带来在这个可贵的gemstone 秀丽之外充分，同时保护它从机械张力。

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我厂与国际十多家著名电炉制造公司开展经常性互访技术交流，每年多次前往国外先进电炉制造厂和研究所，学习并吸收国外先进的工业电炉制造技术和生产过程、工艺技术、电炉专用零部件改进技术、产品更新换代技术，使我厂工业电炉产品无论在品种类型、炉种更新、基础材料进步、零部件制造技术进步、制造工艺自动化、装料方式和装料筐制造技术方式、WDS炉衬节能技术、陶瓷纤维波浪叠法高压捆扎吊顶技术、无氧化保护气氛、渗碳、氮化、盐浴、硝盐等温淬火、精密热处理工艺、均流均温换热不对称淬火油槽制造技术、微电脑程序热处理工艺曲线控温等各个方面，能够与国际上先进工业电炉制造技术保持同步。

Old longings nomadic leap , chafing at custom s chain again from its brumal sleep wakens the ferine strain .

长久以来的渴望不时闪动，因为世俗的羁绊而怒火中烧，将再次从冬眠中唤醒那野生的天性。

In this paper, a stainless steel tube bugled a rhombus by internal high pressure forming was used as investigated target. According to different features of deformation, the tube has been divided into three different deformation areas and the stress-strain distribution has been analyzed at different hydroforming stages and different areas.

本文针对不锈钢管材内高压胀形出菱形形状为研究对象，根据不同的变形特征将管材划分为三个变形区域，并分析了管材在内高压成形工艺不同阶段不同区域的应力应变分布。

They found that the joint moments measured at any given motion increased with greater magnitudes of joint displacement, and were significantly larger in the two most caudad facet joints (L4 L5 and L5 S1).62 With lateral bending, strains of the joint capsule tended to be larger in magnitude in the three most caudad joints(L3 S1) during contralateral flexion (i.e., the left facet joints are most strained during right lateral flexion),whereas the two most cephalad joints (L1 L2 and L2 L3)bore the greatest strain during bending to the ipsilateral side.

当向对侧弯曲时侧弯时最尾端(L3 S1)的三个椎体的小关节囊的拉伸强度增大（例如右侧屈曲时左侧小关节达到最大的应力）。而头端的两个关节(L1 L2 和L2 L3)在向同侧屈曲运动时拉伸力量最大。

In addition, using columniform punch and conical punch, different stress-strain distribution and thickness distribution at deformation region of flanging is compared.

本文的研究，丰富了板料冲压成形工艺中翻边工艺的内容和理论，可以为从事板料冲压成形工作的技术人员提供借鉴和参考。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。