成对的

However,refining has little effect on the zeta potential of bleached softwood pulp.

造纸湿部化学对纸机的运转性能及成纸的质量起着关键性作用。

It is useful to optimizing 2D transducer parameter for ultrasound imaging by simulating the sound field.

文章通过对波束采用系统理论仿真的方法，确定优化适于医学成象的参数。

Salinity is harmful to subadult Macrobrachium nippoitense and, high temperature can enhance this harmful effect.

6日本沼虾亚成虾的等渗点在14％o左右；最适生长温度为25℃。21‰的盐度对其有害，温度升高可加剧这种效应。

Stamens 4, adnate to corolla tube near base or near middle, included; anthers basifixed, coherent in pairs at apex, thecae subparallel, confluent or not at apex, dehiscing longitudinally; connective not projecting; staminode 1 or absent, adnate to adaxial side of corolla tube.

雄蕊4，贴生于花冠筒近基部或近中部，包括；花药基着，连着成对在先端，近平行，汇合的囊或而不是在先端，纵向开裂；药隔不凸出；退化雄蕊1或无，贴生于花冠筒的正面的边。

The theory of personality types suggests there are pairs of what are known as "type preference".

在研究人类性格种类的理论中，有一种被称为"种类偏好"的指标成对存在着。

In this paper, the object of study is Cheng yin's movie, who is a third-generation film director.

本文的研究对象是第三代导演成荫的电影艺术。

And one of the women said to me, she said you know, I maybe all dressed in black but I am be transpire.

其中一个女人对我说，我也许全身都穿成黑的，但其实我是透明的。

The polished surface twinned his face and chest in reverse.

光亮的表面反过来使他的脸和胸膛成对？

Acaricidal activities of eight plants extracts by 3 solvent against Tetranychus cinnabarinus were measured in laboratory using slide-dip method.

在室内通过玻片浸渍法测定了8种供试中草药的3种提取物对朱砂叶螨成螨的触杀活性。

Stamens 4, adnate to corolla tube above middle, included; anthers basifixed, coherent in pairs by adaxial surfaces, thecae parallel, not confluent, dehiscing longitudinally; connective not projecting; staminode 1, adnate to adaxial side of corolla tube.

雄蕊4，贴生于花冠筒在中部以上，包括；花药基着，成对以正面，平行的囊连着，不汇合，纵向开裂；药隔不凸出；退化雄蕊1，贴生于花冠筒的正面的边。

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％。