According to special field, the characteristic ascertains the student source.

Direct measurement of seismic ascertains that fluid motion is a primary mechanism in porous, permeable elastics.

地震波衰减机制和测量方法研究表明，在孔隙和渗透性碎屑岩中，流体运动是衰减的主要机制

Second, this thesis ascertains the optimum parameters in the cost functions and the storm intensity equation.

然后对暴雨强度公式和排水管道费用函数参数进行推求

Chapter Two approaches the relationship between the dominating "struggle philosophy" and the ascetical politics after the founding of New China, and exposes the aesthetic techniques embodied within;

第二章着重研究新中国成立后占主导地位的斗争哲学与禁欲政治的关系，揭示了其中蕴涵的美学原则；

Styela plicata is an ascidian which belongs to class Ascidiacea, subphylum urochordata, phylum Chordates. About 2000 kinds of ascidians have been found in the nature and they distribute over the maritime space.

海鞘（Ascidian）属于脊索动物门（Chordates），尾索动物亚门（Urochordata），海鞘纲（Ascidiacea），全世界约有2000种，广泛分布于各海域中。

This review describes the recent progress in the antitumor substances of ascidians according to structural classifications such as peptides, polycyclic aromatic alkaloids, aliphatic alkaloids, polysulfides, macrolides and terpenoids.

本文按肽、稠环芳香族生物碱、脂肪族生物碱、多硫化物、大环内酯、萜类化合物等化学结构分类综述海鞘抗肿瘤成分的研究进展。

Advances in Antimicrobial Peptides from the Ascidians

海鞘类抗菌肽的研究进展

The research progress and utilizing prospect of bioactive metabolites from seven major ascidians in aquaculture areas of East China Sea

东海水产养殖区七种海鞘优势种相关活性物质研究进展与利用前景

The serological study of the inhibitory effect of ethanol extract from three species of ascidians on HBV in vitro

三种海鞘醇提取物体外抗乙型肝炎病毒作用的血清学研究

Advances in the study on clinical application of natural products from Ascidians

海鞘类天然产物的临床研究进展

Free-swimming larva of ascidians; they have a tail like a tadpole that contains the notochord.

自由游动的海鞘类幼体；它们有含有脊索的蝌蚪形尾巴。

Any of numerous plants of the genus Asclepias having milky juice and pods that split open releasing seeds with downy tufts.

任何马利筋属的植物，有乳白色的汁液和结有绒毛的种子的荚。

From then on, any members who want to recede from ASCO must apply for it to the organization, and can realize their plan only when the board of executors has approved it by majority over half.

嗣后，如有任何成员国申请退出，须经亚洲安全合作组织理事会以过半数票通过批准。

Whenever ASA troops need stationing and training or doing any other proper things on the territory of a member country, it is necessary for ASCO to have an agreement with the government of that member country beforehand.

亚安军部队在成员国领土上驻扎、集训或进行其他必要的活动，须由亚洲安全合作组织与各该成员国政府以协议为之。

About 35000 doctors and scientists gathered in Chicago at the weekend for the annual meeting of the American Society of Clinical Oncology ( Asco), where the results of more than 5000 clinical trials were published.

上周末，约3.5万名医生和科学家齐聚芝加哥，出席美国临床肿瘤学会（American Society of Clinical Oncology）年度会议。这次会议上发表了逾5000个临床试验的结果。

Presentations will review key highlights from the2010 annual meeting of the American Society of Hematology ( ASH) and the2011 annual meeting of the American Society of Clinical Oncology ( ASCO).

报告将回顾从2010年主要精彩召开的美国社会的血液学和2011年年会的美国临床肿瘤学协会。

The board of executors is in charge of coordinating the relationships among these departments and that between the ASA and the armies of ASCO member countries.

理事会负责协调所属各部门以及亚安军与成员国军队之间的关系。

He cited the ASCO guidelines on hormonal therapy that stated that there is a15-17% cancer specific survival, but is no overall survival benefit.

他引用了美国临床肿瘤学会激素治疗指南，其中提及仅有15-17%癌症相关生存率但没有总生存期获益。

The Security Cooperation between the Shanghai Cooperation Organization and the Collective Security Treaty Organization in Central Asia Article 9. The ASCO shall have a complete and perfect international personality.

上海合作组织与集体安全条约组织在中亚的安全合作第九条亚洲安全合作组织具有完全的法律人格。

ANZSCO provides a more accurate reflection of current occupations within the Australian and New Zealand labour markets than the former ( ASCO) standard.

澳新职标码（ANZSCO）比ASCO码更加准确地反映了澳大利亚和新西兰劳动市场的现有职业情况。

Best of ASCO Meetings in 2005

2005年ASCO精粹