in this paper, the flexural-tensile strength of layered steel fiber reinforced concrete was studied, and its reinforcement mechanism was analyzed briefly.

1、

through the analysis, the compressive strength is no coherence with the splitting strength and the flexural-tensile strength.

通过分析，两种结构类型的抗拉或抗弯拉强度和抗压强度并不具有较好的相关性。

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2、

asphalt mixture's flexural-tensile strength's influencing factor in plateau area

高原寒冷地区沥青混合料弯拉强度影响因素研究

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3、

influence of specimen cast mode on the steel fiber distribution and flexural-tensile strength of steel fiber reinforced concrete

试件成型方式对纤维分布和弯拉强度的影响

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4、

effects of hematoporphyrin derivative on photodynamic therapy for human esophageal cancer cell line in vitro

血卟啉衍生物对人食管癌细胞体外光动力疗法效应影响的实验研究

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5、

spectral properties of hematoporphyrin derivative after interacted with human serum albumin

血卟啉衍生物与人血清白蛋白作用的光谱特性研究

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6、

high-frequency medium hot combination equipment

高频介质热合设备

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7、

fem analysis for roll flattening in thin strip rolling

四辊轧机辊系压扁的有限元分析

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8、

roll flattening machine with high production efficiency, the school board level, the most widely used.

辊式展平机具有较高的生产效率，在板材校平中，应用最为广泛。

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9、

this highlights the roll flattening machine structure, the use of features, design calculation.

这里着重介绍了辊式展平机的结构形式、使用特点、设计计算等。

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10、

a quartz heater on the other hand heats the objects and people in the room without heating the air.

A石英加热器不会将空气加热，只加热房间里的物体。

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11、

the discuss about large-scale oil tank of petroleum chemistry industry

关于石油化工油气储罐大型化的探讨

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12、

the dead cause of a disease was further analyzed from the aspect of pathologic histology by carrying on pathology section for the heart, liver, lung, kidney and intestine.

以上研究通过对送检猫的心脏、肝脏、脾脏、肺脏、肾脏以及肠等组织脏器进行病理学切片，从病理组织学角度对其死亡病因作进一步的分析。

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13、

sound positive: a positive print of the photographic sound recording film.

声音正片：光学声音录音的正像印片。

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14、

brush with a soft-bristled toothbrush and use desensitizing toothpaste containing fluoride and either potassium nitrate or strontium chloride.

用软毛牙刷和含有氟化物，硝酸钾或氯化锶的脱敏牙膏来刷牙。

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15、

a toothbrush and toothpaste; a washcloth and towel, some soap and shampoo, toilet paper, slippers, and a cup, bowl, and silverware.

如牙刷、牙膏、毛巾、浴巾、香皂、洗发液、手纸、拖鞋、喝水杯、饭盒、餐具等。

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16、

in the new year, get him a pet toothbrush and toothpaste ( never human products), and make brushing part of his daily routine or at least two to three times a week.

在新的一年里，给它买个宠物牙刷和牙膏（别给它买人用的产品），让它每天都刷牙，或一周至少刷两到三次。

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17、

just don't forget to brush their teeth afterwards with a doggie or kitty toothbrush and toothpaste.

就是别忘了吃完以后用宠物牙膏和宠物牙刷给它们刷牙。

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18、

a travel toothbrush and toothpaste for sale at a dentist's office in pyongyang.

在平壤一家牙医诊所出售的旅行牙刷和牙膏。

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19、

purpose: to investigate an ideal operation and its indication for carcinoma of tongue and carcinoma of floor of mouth and to increase the life quality of the survival patients.

目的：探讨舌癌、口底癌较为理想的手术方法及其适应症，提高患者术后生存质量。

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20、

objective to investigate the relationship between the expression level of vegf ( vascular endothelial growth factor) in carcinoma of the floor of mouth and its clinical stages and clinicopathologic grade.

目的研究血管内皮细胞生长因子（VEGF）在老年口底癌组织中的地位及作用，探讨老年口底癌的发病机制、临床分期和病理分级及VEGF网络相关情况。

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