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Scarcities of North American Ash, Red Oak, White Oak and Poplar have stimulated demand for minor species like Hackberry, Sap Gum and Cottonwood.

由于北美水曲柳,红橡,白橡和白杨木的缺乏,已经刺激了稀少木种的需求,如朴树,枫香木和三叶杨。

In particular, with rosewood, boxwood and ivory and other materials, meticulously carved inlayer long xi zhu , Longfeng Ching Cheung, Sheung Fung wings, Phoenix, as well as ancient figures show peony, flowers and other landscape pattern of high-grade pen, more like icing on the cake, as a both cases the value of a practical, elegant and exquisite arts and crafts.

尤其配上红木、黄杨木和象牙等材料,精心雕刻镶嵌的二龙戏珠、龙凤呈祥、双凤展翅、凤凰戏牡丹以及古装人物、山水花木等图案的高档笔杆,更似锦上添花,成为一件件既有实用价值,而又精致高雅的工艺美术品。

The physical properties of aspen BCTMP treated by a high-shear fiber kneader were investigated.

摘 要:利用高剪切纤维离解机处理杨木BCTMP。

Applying MDI ,thc bond strength of plywood achieve national standard when the moisture content of Populus simoniicarr and Liquidambar formosana Hancemoisture are 12% and 20%.With same material and technics ,bond strength of parallel lay-up is higher than upright lay-up.

而当采用异氰酸酯做胶粘剂时,杨木胶合板的含水率在12%,枫木胶合板在含水率20%时达到国家标准要求;⑤材料和工艺相同时,顺纹组坯时的胶合强度高于垂直纹理组坯时的胶合强度。

Don't go overboard, always take a loof at your future financial obligations first.

不要太过火,始终以杨木为你未来的财政义务。

A new type of wood-plastic composite was prepared by one-step extrusion of needle-shaped wood-fiber and high density polyethylene using a twin-screw/single-screw extruder system.

采用一步法连续挤出技术将杨木针状纤维与高密度聚乙烯进行熔融复合制备木塑复合材料。

It is studied the synthetic conditions of phosphoryl amic type P-N intumescent flame retardant from bisphenol A and phosphorus oxychloride and melamine. And the fire retardance of P-N intumescent flame retardant on poplar wood were studied by thermogravimetric analysis and burning test.

研究了以双酚A、三氯氧磷和三聚氰胺为原料合成磷酰胺类磷氮系膨胀型阻燃剂的反应条件,并用热重分析和灼烧实验方法初步研究了它对杨木粉的阻燃特性。

A new method of making flooring with Poplar wood was introduced.

介绍利用杨木制作地板的一种新方法。

Three optimal structures were gotten in this paper by the model of elastic modulus along the grain, elastic modulus in tangential direction, in-plane shearing modulus and laminate rigid:①0/90/0/90/0/90/0/90/0, the outside four veneer is modified, the along grain MOE and MOR are 8377MPa, 60.9MPa respectively; The across grain MOR is 35.1 MPa, and TS is 17.2%.

4通过应用杨木单板顺纹弹性模量、横纹弹性模量、面内剪切模量及层合板刚度模型进行杉木胶合板结构设计,经多次修正,得出较好结构有以下几组:①0/90/0/90/0/90/0/90/0,最外四层为杉木改性单板,顺纹弹性模量和静曲强度分别达到了8377MPa,60.9MPa;横纹静曲强度为35.1 MPa,吸水厚度膨胀率为17.2%。

Results showed that the Chinese white poplar had typical properties of all cellular solids.

结合杨木的准静态实验结果发现,其应力-应变曲线具有多孔材料的典型特征。

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Do you know, i need you to come back

你知道吗,我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。

Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。