查询词典 gum rosin

Relying on private pinewood base and the rich local resource of Chinese red pine rosin, we have been closely cooperating with universities and institutes, and introduced and absorbed advanced technology and equipment for production. We produce rosin modified resin and deeply processed alkene turpentine products with high quality and stable performance. We have formed production lines with annual output of 20,000t gum rosin and 3,000t gum turpentine, and deep processing capacity with annual output of 20,000t rosin modified resin and 5,000t turpentine.

公司依托自有松林基地及当地丰富的马尾松松脂资源，与科研院校密切合作，引进和吸收国内外先进技术和设备进行生产，并与多家科研机构保持密切的合作关系，生产各种品质优良、性能稳定的松香改性树脂和烯烃类松节油深加工产品，能够根据客户要求研发出各种特殊用途的林化产品。

In September of 2004 we purchased the gum rosin production line from Guangdong Deqing forestry chemicals products Co., Ltd., the investment t amount is USD 4,000,000, main management are Gum rosin, turpentine, etc.

肇庆迪爱生松香有限公司是由迪爱生投资有限公司与德庆迪爱生合成树脂有限公司共同投资的中日合资企业，是DIC全资子公司。

There are four million seven hundred and thirty thousand hectare forests in Yunnan province at present, including one hundred and four million sixty three thousand mu Pinus Yunannensis and Pinus Kesiya, which accounts for 75.7 percent in whole province. There is five hundred million and two million stere storage of wood, accounts for 55.1 percent in total. It is also the first in China. If adequately use this resource, it will tap crude rosin one million two hundred and forty thousand ton, which can produce gum rosin eight hundred and ten thousand ton and gum turpentine oil three hundred and ten thousand ton.

云南省现有松林面积473万公顷，云南松和思茅松森林面积共有一亿零四百六十三万亩，占全省森林面积嘀百分之七十五点七，森林蓄积量共五亿零二百多万立方米，占全省森林总蓄积量嘀百分之五十五点一，居全国各省区之首，如果充沛利用起来，云南省每年可采割松脂一百二十四万吨，生产松香八十一万吨、松节油三十一万吨，相当于日前世界松香总产量一百万吨嘀生产资源。

Pentaerythritol ester of gum rosin are made from gum rosin through esterification with pentaerythritol light color stabilizing process etc.

松香季戊四醇酯为松香经脱色、酯化和稳定化等工艺研制而成；应用于粘合剂、橡胶行业。

These products are distilled and purified from gum rosin under vacuum and proper temperature, Used in electronic solder flux and as raw material for light-colored rosin resin, also used for ester gum.

该产品由脂松香在一定的温度和真空条件下经精制提纯而成；应用于电子助焊剂，浅色松香树脂及食用级酯胶原料。

Pentaerythritol ester of gum rosin are made from gum rosin or light-colored rosin through esterification with pentaerythritol;used in adhesives, rubber products.

松香季戊四醇酯为松香或浅色松香经季戊四醇酯化而成；应用于粘合剂、橡胶行业。

Pentaerythritol ester of gum rosin are made from gum rosin through esterification with pentaerythritol light color,stabilizing process etc.; used in adhesives,rubber products.

松香季戊四醇酯为松香经脱色、酯化和稳定化等工艺研制而成；应用于粘合剂、橡胶行业。

Thirdly, the acrylic rosin was synthesized by the addition reaction from gum rosin andacrylic acid. The levo-pimaric acid was converted into acrylic pimarie acid throughDiels-Alder addition with acrylic acid. The abietic-type acids in the gum rosin were inisomerization balance under high temperature, and the abietic acid and palstric acid would beconverted into levo-pimaric acid and reacted in the later type.

第三，通过脂松香与丙烯酸加成合成了丙烯酸松香，该反应是左旋海松酸与丙烯酸发生Diels-Alder加成反应生成丙烯海松酸，由于脂松香中的枞酸型树脂酸在高温下处于异构化平衡状态，因此随着反应的进行枞酸、长叶松酸等会异构化为左旋海松酸参与反应。

By analyzing the situation of producing and selling of Chinese gum rosin ,the development of Chinese gum rosin industry can be divided into three main stages.

通过对20世纪90年代以来中国松香产销情况的分析，把中国松香行业的发展分为3个主要的发展阶段，并由此引出未来中国松香行业发展的趋势：松香生产必将逐步与松林基地结合，实现&林脂一体化&；热熔松香将在松香深加工过程中广泛采用；松香的国内需求将随着松香深加工产业的发展而迅速扩大。

The Copenhagen gum rosin which is to be loaded in Hatch No.4 lower hold hasn't arrived yet. But the Oslo rig which is to be loaded in the tweendeck has already arrived. So can we change the location for the rig with that for the gum rosin?

计划装在四舱底舱的哥本哈根的树胶脂还没来，但计划装在二层舱的奥斯陆的小地毯已到了，那么我们能否把小地毯与树胶脂的位置调换一下？

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。