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In response to these changes, this paper claims that the teaching of English pronunciation and intonation in China should be more inclusive. Specifically, we should transcend the nativeness paradigm, add in some widely recognized EIL phonetic features, enhance students' receptive skills, help students grasp the essence of the Lingua Franca Core, innovate the present assessment of learners' pronunciation and intonation, and put more emphasis on teacher education to keep up with this latest trend.

基于这些新形势和新的研究成果,中国高校英语语音教学应突破本族语言范式,适当添加国际广泛认可的EIL的一些主要语音特征,提高学生对不同母语的英语使用者语音的辨识能力和接受性技能,着重帮助学生克服核心语音等容易影响交流的语音错误,改革语音考核制度,并且加大对语音教师有针对性的培训。

Finally, the grafting polymerization of textile materials initiated by microwave low temperature plasma was conducted. Knitted cotton fabric was grafted by AMPS first, then knitted cotton and terylene/cotton fabrics were grafted with AMPS/NIPA dualistic monomers respectively. By means of grafting polymerization, the P dualisticintelligent hydrogel was added to textile.The influences of the factors on add-on, such as treatment time and power of plasma, concentrations of crosslinking agent and total monomers, proportion of AMPS, polymerizing temperature and time etc, was studied fully. The optimal conditions of grafting polymerization initiated by microwave low temperature plasma were determined by orthogonal design, variance analysis and mathematical statistics method so as to analyze the main influencing factors. Then swelling/deswelling kinetics, temperature-sensitivity and pH-sensitivity of grafted textile were studied. The performance indexes of hydrostatic pressure, moisture permeability and bursting strength of the knitted cotton and terylene/cotton fabrics before and after grafting were compared and evaluated synthetically.

此后用微波低温等离子体引发纺织材料的接枝聚合反应,分别研究了棉针织物接枝AMPS和棉、涤棉混纺针织物接枝AMPS/NIPA二元单体,使智能凝胶以接枝的方式添加到纺织材料上;详细探讨了微波低温等离子体处理功率和时间、总单体浓度、AMPS单体浓度、交联剂浓度及聚合反应温度和时间等因素对增重率的影响,通过正交设计、方差分析及数理统计对各影响因子进行分析,确定了微波低温等离子体引发接枝聚合的最佳工艺条件;对接枝纺织材料的失水-吸水动力学、温度敏感性、pH敏感性等进行了研究;对接枝前后棉、涤棉混纺针织物的静水压、透湿性和顶破强力等服用性能指标进行了对比和综合评价。

It was discovered that the lower polymer concentration, appropriate nonsolvent content, small molecular weight PVP additive and litter longer dry journey were propitious to obtain the porosity and high flux separation membrane.

聚合物浓度低、添加适量的非溶剂、以小分子量PVP为添加剂及干程稍长都将有助于得到多孔性、高通量的分离膜。

And also, three new kinds of model materials with the property of normability, continuous elastic modulus and compressive strength were made for different types of rock mass, in which, sand and barite as main materials, gasoline as diluents, epoxy resin, silicone rubber and rosin as binders, of course, there exist other auxiliary materials.

根据共和隧道岩体的力学参数,以砂和重晶石为骨料,汽油为稀释剂,分别以环氧树脂、硅橡胶、松香为粘结剂,再添加其他的辅助材料研制了3种不同力学性质的相似材料,均具有可模性、连续弹性模量和抗压强度,可满足模拟3种不同力学性质岩体的要求。

Culture tender leaves in culture medium of MS+2,4-D1.5mg/L+30g/L suger+0.7% agar pH5.8 for 20 days in darkness at 25℃, and then subculture to induced Ⅱ-type calli. Use forceps cutting the tissue to nubble with 2mm2, and put the tissue into Agrodacterium tumefaciens LBA4404 liquid supplemented with AS 100mg/L,then, co-culture 3 days, resume 7 days in MS+2,4-D1.5mg/L+30g/L suger+500mg/L cef, take to MS+2,4-D1.5mg/L+30g/L suger+100mg/L cef+10.0mg/L kanamycin culture 20 days in darkness. After that to make it polarize in MS+30g/L suger+100mg/L cef+10.0mg/L km. The percentage of km resistant callus was reached max after infection for 45 min, the average is 29.66%. Simultaneity, tender leave callus are infected 5 min by A. tumefaciens liquid in different negative pressure, and kept on 15 min in Agrodacterium tumefaciens liquid without negative pressure. Then screen out resistant callus and obtain transgenic plants. When the negative pressure is -0.05MP the percentage of km resistant callus was reached max, the average rate is 37.5%.

将心叶接种于MS+2.4-D1.5mg/L+30g/L 蔗糖,琼脂0.7%,pH5.8 培养基中25℃暗培养20d 后继代一次,诱导产生Ⅱ型胚性愈伤组织,用镊子将其夹碎成2mm2大小的小块,置入添加100mg/L AS 的根癌农杆菌LBA4404 菌液中,侵染时间为45min,共培养3 天后,转入MS+2.4-D1.5mg/L+30g/L 蔗糖+500mg/L Cef 培养基中恢复7天,再转入MS+2.4-D1.5mg/L+30g/L 蔗糖+100mg/L Cef+10.0mg/L Km 中,遮光培养20d后,置入其MS+30g/L 蔗糖+100mg/L Cef+10.0mg/L Km 分化,卡那霉素抗性愈伤组织获得率在侵染45min 时达到最大值平均为29.66%;同时以甘蔗心叶愈伤组织材料,通过循环水式真空泵,产生负压,设定不同的负压值,在农杆菌菌液中感染5min 后,在负压条件下继续侵染15min 后,筛选出抗性愈伤组织并获得转化植株,其中在负压为-0.05 时转化率达到最大值,其卡那霉素抗性愈伤组织获得率平均为37.5%。

The isothermal crystallization morphology of polypropylene copolymer containing TM-3,a clarifying nucleator,was observed by polarized light microscope.

一般共聚聚丙烯是在丙烯聚合过程中添加少量乙烯单体,通过改变聚丙烯分子的结构规整性而提高其低温抗冲性能。

The experimental results show that the organic structure of organometallic compounds makes effect on the reduction of the soot emission, as well as on the sensitivity to the content.

试验还表明,有机结构影响有机金属化合物的降烟效果,同时影响着它在添加量上的感受性。

The idea is to add some lower degree terms in the remainder of orthogonal expansion in an element so that the remainder satisfies more orthogonality conditions in the element, and get a desired superclose funtion uI to finite element solution uh.

简述了有限元超收敛研究的一种新想法,即在单元正交展开的余项中添加若干待定低次项,使此余项在一个单元上满足更多的正交性条件,并得到所需的超接近于有限元解uh的逼近函数uI。

The tolerance of ruminants to oxalate can be increased by gradually increasing the amount of oxalate in the diet.

通过在饲料中逐渐添加草酸可以提高反刍动物对草酸的耐受性。

In the feed to add this product to increase palatability, improve feed utilization, there is obvious growth-promoting role.

在饲料中添加本品能增加适口性,提高饲料的利用率,有明显的促生长作用。

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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。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力