查询词典 birch-bark oil

The controlling factors of the Paleozoic Erathem inner oil pool formation include abundant source rocks, aftermost quadric hydrocarbon generation processes, relatively better reservoir conditions, and successive uplifts and effective caprock.

丰富有效的烃源岩、超晚期的"二次生烃"过程、相对较好的储集条件、继承性隆起的构造部位和有效的封盖层是形成上古生界自生自储油气藏必备的条件。

We want to buy Agar Oil, Agar Wood, and Fragrances

我们要采购琼脂油，琼脂木材和芳香剂

Allelopathic effects of volatile oil from Ageratum on plants under different nutrient levels

挥发油对不同营养水平下植物的化感作用

Volatile oil of Ageratum conyzoides ; Allelopathy ; Nutrient level ; Chemical components.

胜红蓟挥发油；化感作用；营养水平；化学成分

The volatile oil of Ageratum conyzoides had siqnificant biological actirities on fungi,insects and plants,particalarly on plant diseases and insect pests.

胜红蓟挥发油对真菌、昆虫和植物均具有生物活性，对植物致病真菌和害虫的抑制活性尤其显著。

Allelopathy of Ageratum conyzoides Ⅴ.biological activities of the volatile oil from ageratum on fungi,insects and plants and its chemical constituents

胜红蓟化感作用研究 V。挥发油对真菌、昆虫和植物的生物活性及其化学成份标签名称：生态学报 2001年，第21卷，第04 期起止页码：584-587

Kong Chuihua%Xu Tao%Hu Fei Allelopathic potential,chemical constituents of the volatile oil from Ageratum conyzoides 10.1023/A:1020882109682 Journal of Chemical Ecology , 1999,10

孔垂华%徐涛%胡飞胜红蓟化感作用研究Ⅱ。主要化感物质的释放途径和活性应用生态学报， 1998，3

The most widely used method oil estimating the probable amount of uncollectible accounts is based upon an aging of the accounts receivable.

预估无法收回应收账款的可能金额时最常用的办法是建立在应收账款的账龄分析上的。

Implemented the distributed parallel phase correction of time-lapse seismic oil exploration data processing using Aglet.

在Aglet workbench下基于mobile agent实现了相位校正分布式并行计算，取得了较好的效果。

If Russia follows Norway, it will be a political accomplishment for OPEC, which refuses to abate its all-around oil achievement unless non-OPEC producers accomplish agnate sacrifices.

如果俄罗斯跟随挪威，将会是对欧佩克的一个政治打击。因为欧佩克提出，除非非欧佩克产油国也做出同样的牺牲，否则拒绝在全球范围内减少石油产量。

A small, rubber-headed hammer used in examination or diagnosis by percussion.

叩诊槌用在通过''。'振荡'。''所作的检查或诊断中的橡皮头的''。'小'。''槌

Affixes are limited in number in a language, and are generally classified into three subtypes, namely, prefix, suffix, and infix, depending on their position with reference to the root or stem of the word.

语言中词缀的数量总是有限的，根据它们跟词根或词干的相对位置，一般可以把词缀分外三小类：前缀，后缀和中缀。