查询词典 China fir
- 与 China fir 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The surface is generally made of candlenut wood or China fir, and has seven strings stretched along it.
一般的制料是,面板用桐木或杉木制成,琴面张弦7根
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In this study the change of brightness, chromatism and infra red spectra of compressed China fir during heat treatment in air or heat treatment in vacuum are studied.
该文重点研究了杉木压缩木材在经过空气介质中热处理和真空中热处理后明度、色差和红外光谱的变化。
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The water-saturated and boiled specimens of China fir are hot pressed with the average compression rate of 50%. Then they are heat treated in a common oven or in a vacuum oven, with the temperatures of treatment of 140,160,180,200,220℃, respectively. Then the brightness, chromatism, infra red spectra of the specimens are measured and discussed.
为了探讨热处理过程中杉木压缩木材的材色变化规律,以及材色和木材化学主成分变化之间的关系,该研究测定了空气介质和真空中热处理杉木压缩木材(热处理温度范围140~220℃,时间范围0~36h)的明度、色差以及红外光谱。
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The results showed that the concentration of dissolved organic carbon in leachate from fresh litter fall was lower and that from F layer was higher for both plantations. In Castanopsis plantation, DOC concentration declined with the increasing number of leaching times, whereas that in China fir plantation increased at first then decreased.
光谱特征。结果表明,格氏栲和杉木人工林新近凋落物淋出液的DOC浓度较低,F层淋出液的DOC浓度较高;格氏栲凋落物淋出液的DOC浓度基本上随淋溶次数的增加而降低,杉木的则先升后降。
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The box is made out of China fir wood.
这盒子是用杉木做成的。
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The wood of China fir and Taiwan zelkova were used for cutting test. Cutting conditions of the tool were rake angle 35°, sharpness angle 29° and clearance angle 26°. Five depths of cut were laboratory fraise for metal cutting. The cutting force measurements, based on the cutting surface of the test material, were performed by a quartz piezoelectric three component dynamometer.
采用杉木与台湾榉之气乾材为试验材料,切削试验以高速度钢材质之平刀进行二次元纵切削(90-0)之平削试验,切削条件中刀具斜度角为35°,刀端角为29°,余隙角为26°,切削深度为0.05、0.1、0.2、0.3与0.5 mm,切削速度为1.1cm/s。
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Wooden packaging since 2002 since the establishment of the staff promote team spirit, after four years of continuous fighting innovations, relying on woodworking machinery imports of advanced equipment and more than 160 professional and technical team, use pine, China fir, mahogany, birch, black Macassar Ebony, and other natural wood combined with modern technology, and create a natural wood, the density of imitation wood, PU leather simulation Paper, PVC veneer, wood Biaozhi veneer, wood crafts six series, the product spray-painted surface , Color, the paste, Dian Hualv Hot Stamping, laser engraving, offset, screen and other high-precision processing technology for our customers effectively provide a wide range of packaging solutions.
木艺包装自2002年成立以来,全体员工发扬团队合作精神,历经4年的不断拼搏创新,依托先进的进口木工机械设备和160余人的专业技术队伍,运用松木、杉木、红木、桦木、黑檀木等多种天然木材结合现代科技,开创天然实木、中密度仿实木、PU革仿真皮、PVC贴面、木裱纸贴面、木制工艺品六大系列,可在产品表面进行喷漆、上色、贴金、电化铝烫印、激光雕刻、胶印、高精度丝网等多种工艺处理,为客户的产品有效提供多种包装解决方案。
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Due to the usage of preservative added on the timber materials, the necessity for the officers to choose timber materials with better anti-termite property might be reduced. So, whether to use timbers produced in Taiwan, China-fir imported from China or the Japanese cedar imported from Japan was mainly determined by the trade policy of the government and the market structure.
在施用防腐、防蚁药剂之前提下,乃降低官方考虑选用耐蚁性较好之材料的必然性,贸易政策及市场结构,成为影响官方仕样书中指定使用台湾产材、中国产福州杉、日本产柳杉等用材之主要关键。
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In the fire performance study, the charring rate of side and bottom were ranged from 0.587 to 0.750 mm/min and 0.709 to 0.897 mm/min for China fir glulam, 0.643 to 0.770 mm/min and 0.644 to 0.911 mm/min for Japanese cedar glulam, 0.608 to 0.757 mm/min and 0.614 to 0.817 mm/min for Taiwania glualm, 0.588 to 0.627 mm/min and 0.632 to 0.694 mm/min for Douglas-fir glulam, and 0.530 to 0.568 mm/min and 0.566 to 0.583 mm/min for Southern pine glualm, respectively. The results indicated that the charring rate in all glulam showed a decreasing order in Taiwania>Japanese cedar >China fir >Douglas-fir>Southern pine glulam.
集成材之火灾特性上,炭化速度方面:杉木集成梁侧面之炭化速度为0.587 - 0.750 mm/min;底面之炭化速度为0.709 - 0.897 mm/min;柳杉集成梁侧面之炭化速度为0.643 - 0.770 mm/min;底面之炭化速度为0.644 - 0.911 mm/min;台湾杉集成梁侧面之炭化度为0.608 - 0.757 mm/min;底面之炭化速度为0.614 – 0.817 mm/min;花旗松集成梁侧面之炭化速度为0.588 - 0.627 mm/min;底面之炭化速度为0.632 - 0.694 mm/min;南方松集成梁侧面之炭化速度为0.530 - 0.568 mm/min;底面之炭化速度为0.566 - 0.583 mm/min,有南方松集成材优於花旗松集成材,依序为杉木集成材、柳杉集成材、台湾杉集成材之趋势。
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After standard fire exposure test, the bending properties of glulam decreased with the fire exposure time increasing. The values of MOE and MOR decreased respectively from 4.1 GPa to 2.5-3.8 GPa and 48.2 MPa to 27.1-36.6 MPa for China fir glulam, from 5.3 GPa to 3.7-4.6 GPa and 54.8 MPa to 23.0-39.4 MPa for Japanese cedar glulam, from 5.3 GPa to 3.4-4.7 GPa and 51.4 MPa to 21.8-38.6 MPa for Taiwania glulam, from 7.7 GPa to 6.6- 6.9 GPa and 62.7 MPa to 33.2-40.8 MPa for Douglas-fir glulam, from 6.0 GPa to 4.4-5.3 GPa and 58.9 MPa to 26.4-42.1 MPa for Southern pine glulam.
经燃烧试验后,集成材之力学性质上,集成材之抗弯强度会随燃烧时间之增加而降低,其中,杉木集成材之MOE值由4.1 GPa降至2.5 - 3.8 GPa,MOR值由48.2 MPa降至27.1 - 36.6 MPa;柳杉集成材之MOE值由5.3 GPa降至3.7 - 4.6 GPa,MOR值由54.8 MPa降至23.0 - 39.4 MPa;台湾杉集成材之MOE值由5.3 GPa降至3.4 - 4.7 GPa,MOR值由51.4 MPa降至21.8 - 38.6 MPa;花旗松集成材之MOE值由7.7 GPa降至6.6 - 6.9 GPa,MOR值由62.7 MPa降至33.2 - 40.8 MPa;南方松集成材之MOE值由6.0 GPa降至4.4 - 5.3 GPa,MOR值由58.9 MPa降至26.4 - 42.1 MPa。
- 推荐网络例句
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By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.
到它被攻陷的时候,里面多数的犯人是写了反对政府贪污文章的作家。
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The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.
在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色,卵在发育96h后卵基本全部孵化。
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There was a conflict between plebs and patricians in ancient Rome in 494BC.
在公元前494年,罗马发生了一次平民反对贵族的斗争。