松脂

The lumped kinetic model of monoterpene, abietic type resin acid, pimaric acid type resin acid, p-cymene, hydro-monoterpene, dehydro-abietic acid, hydro-abietic type resin acid, and hydro-pimaric acid type resin acid was established based on the structural groups and approximate reaction kinetic theory according to the fundamental principles of the lumped method.

在消除内、外扩散影响的条件下，在线跟踪反应产物并用气相色谱法测定反应体系组成随时间的变化，构造了Pd／C催化剂上松脂分子间氢转移集总反应网络，建立了包含单萜烯、枞酸型树脂酸、海松酸型树脂酸、对伞花烃、氢化单萜烯、脱氢枞酸、氢化枞酸型树脂酸和氢化海松酸型树脂酸等复杂反应体系的集总动力学模型，并估算了模型参数。

Walking through pinewoods, the summer air still and heavy with the scent of resin, eager feet sinking in soft white sand.

徒步穿过松林，夏日的空气静谧又凝滞，带着松脂的沁醇。双脚迫不及待地踩进洁白柔细的沙中。

Any of various volcanic glasses distinguished by their dull pitchlike luster.

松脂石某种火山玻璃，以其暗似沥青的光泽而著名

Tests were carried out both on turpentined and unturpentined trees according to 玊he Methods of Test for the Determination of the Physical and Mechanical Properties of Wood?

采割松脂对木材性质的影响究竟如何？本试验按《木材物理力学性质试验方法》国定标准用对比的方法进行试验研究。

Three development periods and main research units for pine chemicals industry in China are mentioned.

本文提到了中国松脂工业的3个发展阶段和主要的研究单位。

I went down the kitchen back stairs to my studio and picked up the violin, which sparkled

我从厨房后面的楼梯进入地下演奏室，拿起闪烁着松脂光泽的小提琴。

I went down the kitchen back stairs to my studio and picked up the violin, which sparkled with rosin dust

我从厨房后面的楼梯进入地下演奏室，拿起闪烁着松脂光泽的小提琴。

In the business card printing and membership card making products surface coated gloss began in the late 19th century, when the processing is among the volatile oil and resin are dissolved, and use the brush to the molten liquid coating printed matter, and finally in normothermic so that it is dry.

在制卡和会员卡制作品表面涂布光油始于19世纪末，当时的加工方法是把松脂溶解地挥发油当中，然后用毛刷把溶解液涂布到印品上，最后在常温下使其干燥。

Its chief use is now as a raw material for resins, insecticide s, oil additives, and synthetic pine oil and camphor and as a solvent.

松脂现主要被用来生产树脂、杀虫剂、油彩添加剂、合成松节油和樟脑，也被用作一种溶剂。

Its chief use is now as a raw material for resins, insecticides, oil additives, and synthetic pine oil and camphor and as a solvent.

松脂现主要被用来生产树脂、杀虫剂、油彩添加剂、合成松节油和樟脑，也被用作一种溶剂。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。