4的例句大全

Of these, 46.4% and 53.6% were vascular and bryophyte epiphytic species, respectively. The Shannon Wiener index and Simpson index were 2.93 and 0.91 for vascular epiphytic species, and 3.31 and 0.95 for bryophyte epiphyte species, respectively.

附生维管束植物的Shannon Wiener指数和Simpson指数分别为2.93和0.91，附生苔藓植物分别为3.31和0.95。

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The average crystallization activation energies of hexagonal and monoclinic structures of trans 1,4-polybutadiene were obtained by Kissinger equation to be-165.8 kJ/ mol,-220.5 kJ/ mol, respectively.

由Kissinger方程得到TPBD六方相和单斜相结晶的平均结晶活化能分别为-165.8kJ/mol和-220.5kJ/mol。

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Results ( 1) Peripheral blood lymphocyte of rats sheltered with metal net-like defense cloth ( EM-4) recovered, more quickly than that of rats unsheltered;

结果（1）EM-4屏蔽布防护组大鼠外周血白细胞和淋巴细胞计数在照后恢复快于无防护组。

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In the experiment, a 4 × 10Gb/ s optical time division multiplexing ( OTDM) signal generating system is established and the polarization scrambler is employed in the system. Then, the performance of the system with and without polarization scrambler is measured.

搭建了4×10Gb/s光时分复用信号产生系统，将扰偏器加在系统中，测试了扰偏器工作前后系统的性能。

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Function of Polarization Scrambler in 4 × 10Gb/ s Optical Time Division Multiplexing Signal Generating System

扰偏器在4×10Gb/s光时分复用信号产生系统中的作用

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Rupture of the posterior part of the fibrous anulus was seen in 3 cases, and herniation of nucleus pulposus in 4 cases.

16例中4例合并髓核脱出。

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Spherical Floating 4 D Theater is a world top leveled themed attraction.

“飞越极限”是公园中具有世界一流水平的主题项目.

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Question 4. How does the woman say new scientific breakthroughs can be made possible?

4.女士所说的新的科学突破如何成为可能？

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On Nov 4, she became the first Asian artist to perform at NASA's Breakthrough Prize award ceremony for scientific advances, held in California, US.

11月4日，她成为了首位在美国航空航天局科学突破奖颁奖典礼上表演的亚洲艺人，该颁奖典礼在美国加利福尼亚州举行，旨在嘉奖科学界取得的进步。

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The difficulty for 3 rd and 4 th section is 3 stars.

第三、四段都是三星难度.

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Type ⅲ, semilunar ( 4);

Ⅲ型，半月形（4个）；

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Corrigendum 6-Information technology-- Coding of audio visual objects -- Part 4: Conformance testing.

勘误表6---信息技术 --- 音视频对象编码 --- 第4部分: 符合性试验.

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Subjects : 129 students were randomly selected from the Nursing Department of 4 universities.

面向4所中医高等院校护理系,随机抽样129名学生.

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The PBO polymer solution was synthesized by means of polycondensation of 4,6-diaminoresorcinol ( DAR) and terephthalic acid ( TPA). At 180~ 200 ℃, the polymer starts to form liquid crystal state, and the fiber can be synthesized by using the dry-jet wet-spinning method.

采用4,6-二氨基间苯二酚（DAR）与对苯二甲酸（TPA）缩聚的方法制备PBO聚合物溶液，在180~200℃使聚合物形成液晶态，利用干喷湿纺制法制备纤维。

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Gross premium income decreased by 4 per cent at $ 131.04 million.

保费总收入为1.3104亿元,下跌4%.

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The average chargeability value of 798 sedimentary rock specimens is 2.4%, that of 1 149 igneous rock specimens is 2.99%, and that of 436 metamorphic rock specimens is 3.59%, which implies that the metamorphic rock might be the source of metallic ore deposits.

数值统计结果显示，798件沉积岩的平均极化率为2.40%，1149件火成岩的极化率为2.99%，436件变质岩的极化率为3.59%，因此，变质岩是本区较好的金属矿矿源。

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After digestion by the restriction enzyme Taal, it showed that fragments produced by digestion have the expected sizes ( 206,225,244 bp). 4.

用限制性内切酶Taal切割其产物，结果显示酶切片段与预期值（206225244bp）相符。

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After 4 weeks, rats in all groups were examined of the desquamated vagina cells every other day to guarantee that rats were executed at anestrum, which was conducted in each group crossly.

所有组均于4周后隔天行阴道脱落细胞学检查，保证大鼠于动情间期处死，各组交叉进行。

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In total, 4 families 7 genera of zoobenthos were observed, of which, 1 family 1 genus was mollusca, 1 family 2 genera were annelidan, 1 family 3 genera were aquatic insect, 1 family 1 genus was crustacean.

共观察到4科7属底栖动物，其中：软体动物为1科1属，环节动物为1科2属，水生昆虫为1科3属，甲壳动物为1科1属；

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The results show that 12% of over 2 000 sows have yearning relation behaviour. Among them, 8% are emotion lowering depression type and 4% are emotion infuriation excitement type.

结果表明，从观察统计的2000余头母猪中具有此种行为的约占12%，其中情绪低落抑郁型母猪约占8%，情绪激怒兴奋型母猪约占4%。

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