首次的例句大全

At the meantime, we revealed for the first time that EETs promote human tumor cells proliferation and metastasis, and inhibit tumor cells apoptosis.

同时，我们还首次发现EETs促进人类肿瘤细胞的增殖和转移，并具有抑制肿瘤细胞凋亡的作用。

A novel endogenous hypotensive agent was extracted from human erythrocytes by our lab for the first time in 1990 and was termed as erythrocyte-derived depressing factor ( EDDF).

1990年本课题组首次从人的红细胞中提取了一种新的活性因子，我们命名为红细胞源降压因子（erythrocyte derived depressing factor，简称EDDF）。

In this paper, the Elasto Damper Coupled Wheelset ( EDCW) model is introduced in the passenger car system whose lateral stability behaviors are analyzed by eigenvalue method.

首次将弹性阻尼耦合轮对应用到客车系统中，并采用特征值法对该系统横向稳定性进行了分析。

Also forthe first time, we finished the construction of EAEC ybte mutant andconducted a primary and exploratory study on the function of ybte.

首次成功地构建了eaec－2ybte缺失突变株，并在此基础上对ybte的功能进行了初步的、探索性研究。

This paper proposes to use separating matrix to control the step-size of on-line blind source separation algorithms for the first time. After detailed analyzing relevant fixed step-size and variable step-size equivariant adaptive source separation via independent algorithms, the paper presents a new adaptive step-size EASI algorithm.

首次提出将分离矩阵用于对在线盲分离算法中步长自适应控制，并在认真分析相关固定步长和变步长EASI算法的基础上，将其加以运用，提出了一种新的步长自适应EASI算法。

It will also see translation of 14 Chineseplays into English, in what the DCMS hopes will allow "audiences here toexperience the best of Chinese culture for the first time."

中国也将有14个英译剧本，神州数码管理系统有限公司希望这能让“英国的观众首次领略到中国最优秀的文化”。

Self rated general health and memory change were significantly correlated to baseline CESD score under controlling the effects of other baseline variables.

在控制基线变量后，首次CESD得分与5年后自我健康评价、记忆力自我评价呈显著性正相关。

When she stepped out in Northern Ireland with Prince Philip this week, she was wearing shoes identical to those she first sported five decades ago.

本周，英国女王和丈夫菲利普亲王在北爱尔兰出席了一场公开活动，在场所穿皮鞋与她50年前首次公开露面时所穿的那双一模一样。

A Chinese warship confronted an Indian navy vessel shortly after it left Vietnamese waters in late July in the first such reported encounter between the two countries' navies in the South China Sea.

一艘中国军舰7月下旬与刚刚离开越南水域的一艘印度海军登陆舰发生正面遭遇，这是中印海军在南中国海首次得到报道的遭遇。

It was first published in final form by the CBMW in Wheaton, Illinois in November of1988.

一九八八年十一月，本宣言的最终稿首次由CBMW在伊利诺亚州的惠顿市发布。

FIG issued new regulations from 2001 to 2004 in 2000, and brought group six into formal competition item of Sports aerobics.

2000年国际体操联合会健美操委员会首次将六人操纳入竞技健美操的正式比赛项目。

Some high street pharmacies already offer a similar service for a fee but the BPAS service is understood to be the first not to charge.

一些商业街上的药房已开始有偿提供类似服务，但英国孕期谘询服务处的服务首次免费。

Stealth technology is a combination of three things : shape, materials and tactics.

最后一集解构空军军力, 多艘新设计的空军飞机将会首次亮相萤幕.

Airlinepassanger , passenger free craft freight traffic has dropped in 2009 for the first time since 2001.

2009年的航空运输客运 、 货运总量自2001年来首次下降.

The ultrastructural changes during early development of goat embryos have been systematically studied.

本实验以促卵泡刺激素（FSH）进行超排处理所得的胚胎为材料，首次对山羊附植前胚胎发育过程中的超微结构变化进行了系统的研究。

An experimental investigation was done on the newly developed hydro turbine, the paddle turbine.

阐述了一种全新水流发电装置 ——— 蹼板式水轮机的首次实验研究的全过程.

It's the first time to use multi-indexes comprehensive evaluation method of orthogonal test to study the effect of the amount of AMPS, BAAM, SDS and initiator on the viscosity behavior of tripolymers.

首次采用正交试验多指标综合评价方法考察了AMPS、BAAM、SDS及引发剂的用量对产物增粘性能的影响，得到了同时满足多指标要求的PBAMS共聚物；

The research results are follows: ( 1) ADSM was proposed and set up for the first time, consisting of afforestation site decision support model, site type decision support model, afforestation species decision support model and afforestation technique decision support system.

首次系统性地提出并建立造林决策支持模型，其由造林作业区决策支持模型、立地决策支持模型、树种决策支持模型、造林技术措施决策支持模型组成。

Although group signature can provide strongly anonymous authentication, it consumes computation of mobile nodes, so four improvements making use of authentication context transfer protocol ( ACTP) to simplify the re-authentication process are proposed.

虽然群签名能够提供强匿名认证，但是非常耗费终端的计算量，因此提出首次认证采用群签名、而漫游时通过认证上下文传递协议（ACTP）简化重认证过程的四个改进方案。

They also face buyers' stamp duty ( ABSD) for the first time, at 7 per cent on second homes, while permanent residents must now pay 5 per cent ABSD on their first home and foreigners 15 per cent.

他们还首次需要支付置业印花税（ABSD），购买第二套房的税率为7%，而购买第一套房的永久居民也需支付5%印花税，外国居民则为15%。