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We present k -Degree T-Bezier basis function and reparametrize it on the interval [0,1],representation of ellipse and cardioid and G~1 condition of T-Bezier curves based on the analysisof T-Bezier basis function and terminal properties. The results have definite geometric meanings that are useful for surface modeling.(3) We presents G~1 of C-B-spline curves and C-Bezier curves.

3给出了C-曲线间的G~1拼接条件，利用C-Bézier曲线能够精确表示半圆弧和半椭圆弧的性质，在实际应用过程中需要精确表示半圆弧和半椭圆弧的地方利用C-Bézier曲线来代替C-B样条曲线，从而较好的解决了在C-B样条造型系统中无法精确表示圆弧的问题。

GABHSRA, CK-MB,α-HBDH and Doppler echocardiography examination is useful in the diagnosis and helpful to the recognization of the carditis of patients with ARF.

结论GABHSRA、心肌酶和多普勒超声心动图检查有助于ARF的诊断与病情了解。

Carotene is vitamin, and is very useful to human health.

胡萝卜素是维生素，对人体很有益。

Through reviewing the relevant regulations of various countries of civil law system and Anglo-American law system, the author make the systemic research of the subject issue and expound the transfer of the ownership of shipping goods in a fire-new angle in combination of international trade and international shipping, expecting to make active and useful instructing effect to the theory and practice of international trade and international carriage of goods by sea.

本文笔者通过对大陆法系、英美法系等多个国家的相关规定的考察，对这一问题进行了系统的研究，并且从国际贸易与国际海运相结合这个全新的视角来阐述海运货物所有权的转移，希望对国际贸易和国际海上货物运输理论和实践产生积极而有意义的指导作用。

Cartesian geometry, too. Those are useful, and you can learn everything you need to know in a few months, give or take.

那些很有用，并且在以后几个月里，你能学到一切你想要的，十拿九稳的。

It is very useful in improving the efficiency of the design of the type of the packaging carton.

在包装纸盒的设计中如何快速有效地设计出符合要求的产品是每个设计者非常关心的问题[1-3]。

The Cartwheel Method, explained in section III.5, may be useful here.

在 1-III-5 节中叙述的手腕旋转方法，对这里的练习有帮助。

Nevertheless, it may be useful to cast at least a cursory glance at some of the more obvious stimuli that can produce sexual responses.

不过，对於一些能产生性反应的明显刺激，至少投入匆匆一瞥，则可能会大有裨益的。

Cast-iron is almost as useful a material as steel .

铸铁是一种几乎和钢一样有用的材料。

Media in the past in our province has to do a lot of useful work to promote the credibility of promises to castigate, publicity of the real estate market, government regulations and policies, measures to enhance public awareness of rights in this regard can not be left unrecognized .

媒体在过去在我省做了大量有益的工作，以促进信誉承诺鞭挞，宣传房地产市场，政府规章和政策，措施，以提高公众意识的权利在这方面不能留给功不可没。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。