The obstacles can be anything in one's environment, but parkour is often seen practiced in urban areas because of the many suitable public structures available such as buildings and rails.

Parkour is a challenging and demanding discipline, therefore learning parkour must always be approached with sensibility and caution.

跑酷是一项充满挑战和危险的体育项目，因此学习跑酷时必须时刻保持清醒和敏感。

In addition, technical measures of explosion prevention are presented to guarantee the trouble-free running of boiler.

并提出了具体的 防爆 措施,以保证锅炉的安全运行.

The magnet limbs rotating field and free running constant voltage mould type.

发电机为防滴式，凸极旋转磁场自激恒压型式。

A diversified gameplay: Acrobatic & free-running a chaotic manhunt on horseback.

多元化的游戏: 杂技 及 自由运行的混沌搜捕在马背上.

Study of ERFs characteristics of macromolecule polymer

高分子材料电流变液的特性研究

Base on ASME B31 formula, with a pressure determine ratio which is repair factor ERF to estimated the extent of metal loss features.

基于ASMEB31的公式，用压力判定比即估计维修因子ERF表示金属损失特征的严重程度。

The ERF has no obvious effects on sound insolating in moderate or high frequencies, but has apparent effect on th. . .

无论对声传播还是声激振动，电流变材料的影响都是随频率变化而变化的。

Study of a Digital Control System of the New Automotive ERF Shock Absorber

新型汽车电流变液体减振器控制系统研究

X is the lower bound for integrating ERF.

X为ERF函数的积分下限。

Many studies have demonstrated that ERF transcription factors have important roles in plant adaptation to abiotic stress.

研究表明，ERF类转录因子在植物适应非生物逆境的过程中起着非常重要的作用。

In this paper, we study the principle and method of designing the ERF controlling valve, and analyze the performance of the valve.

研究了电流变液换向阀的设计原理，设计方法，并对该换向阀的性能进行了分析。

Ethylene response factor (ERF) proteins regulate a variety of stress responses in plant.

乙烯应答因子（ERF）参与调节植物许多逆境应答。

The safety of aspartame was first called into question in 2005 when ERF published its first study on the sweetener's link to cancer.

阿巴斯甜的安全性问题第一次引起人们的注意是在2005年，ERF发表了它的第一个关于甜味剂致癌的研究报道。

Previously, we have demonstrated that tomato ERF protein TERF2 enhances freezing tolerance of transgenic tobacco and tomato plants.

之前作者证明番茄ERF蛋白TERF2增强了转基因烟草和番茄的耐冷性。

The relation between crystal structure and infrared optical properties of ErF

氟化铒薄膜晶体结构与红外光学性能的关系

She went back to her queensize bed.

她又回到她那张大床上。

The aim of our company is: Have good quality at fair price, deliver goods on time!

本公司的宗旨是: 质量上乘、价格公道 、 交货准时!

That's OK. But we won't deliver goods until your check is accepted by the bank.

那也可以, 但是我们要等到你们的支票承兑时才能发货给你们.

And there is a good management group, cycle is short and swift to deliver goods.

并且有一支良好的管理团队, 交货周期短而快捷.

Deliver goods, does other employee know?

发货, 其他员工知道 吗 ?