必需

Studies using FRAP in living cyanobacteria cells have shown thatphycobilisomes diffuse rapidly on thylakoid membranes, and this diffusion is requiredfor state transitions in cyanobacteria.

在蓝藻活体内利用FRAP技术的研究已经表明藻胆体可以在类囊体膜上快速的自由扩散，且该动态扩散对蓝藻的状态转换是必需的。

It contains all the necessary functions for drawing various geometric and freehand shapes and organizing them on the page.

它包含在页面上绘制各种几何形状、任意形状和管理它们必需的所有功能。

Following the successful introduction of the top-line, all-wheel-drive Rendezvous Ultra for 2004, Buick is further expanding the range for 2005 with a front-drive version of Ultra for customers in regions where AWD may be less of a necessity.

继顶线，全轮驱动成功引入2004年交会超，别克是进一步扩大了前端客户机版本的超区域范围内的2005年在全轮驱动系统可能是必需的少。

Fructose is one of the most essential high-grade carbohydrates.

果糖是大多数的人体必需的基本高级碳水化合物之一。

The drawback is the very close tolerances necessary in the linkage system to achieve proper timing, which increases the cost of the weapon, and considering the relatively low power of the 9x19 ammunition used in this gun (compared to original Lmg 25 machine gun that fired full-power 7.5x55 cartridges) it appears to be a gross engineering over-kill for a submachine gun.

其缺点是非常密切的联系，公差在系统实现适当的时间，从而增加了武器所必需的费用，并考虑在这枪支弹药使用的9x19功耗相对较低（相比原来的轻机枪25机枪的锅炉全部功率7.5x55墨盒）这似乎是一种严重的工程超额1冲锋枪杀死。

The products are fumigated and their inspection and quarantine certificates (fumigate/pasteurization certificates, plant quarantine certificates) in compliance with the requirements of importing countries are available.

该产品比较适用于物流仓储摆货和垫仓，使用包装出口产品的木托盘，其产品必需通过熏蒸消毒，并出具珠海出入境检验检疫局证书。

When enters burns incense fumigates the therapy operation, must first broadcast the relaxed specialized sound to fumigate music, lights the fragrant Xun stove, the creation fragrant environment, is gentle the indoor lighting control and is warm, in acts according to the customer body and mind the different condition, designs the pointed very strong personally special-purpose fragrant Xun nursing formula, lets the customer, in the whole body relaxes carries on the volatile oil the lymph expulsion of toxin the massage.

科学美容是集美容、养生为一体的综合养颜术，美容并不单指往脸上擦抹些复杂的化妆品，品种、程序繁琐累赘，付出昂贵的代价却换来皮肤的长期疲劳，此时皮肤细胞活力下降，面部肌肤成了最先老化、问题最多的地方，最大的根源就是负担过重，休养不足，因此首要任务是补充皮肤必需的营养水分，减轻皮肤不必要的负担，为皮肤细胞创造一个轻松的生存环境，重新恢复生命活力。

Background Cell polarity is a fundamental feature of diverse cell type, it is essential for thefunction of many cells.

研究背景细胞极性是多种不同类型细胞的基本特征，对多数细胞的功能发挥是必需的。

If force is integral to international politics, it must be fungible.

如果武力是国际政治所必需的，那么它必须有可互换性。

Following the Company′s tradition of Good Works, Wal-Mart donated RMB 100,000 to Chang′an Town Nursing Home as a fund for its imperative need on the living facility and safety device s′ furnishment.

秉承沃尔玛热心公益事业的优良传统，沃尔玛购物广场东莞长安店向东莞市长安镇敬老院捐赠人民币10万元，资金将用于敬老院急需的生活设施和必需的安全设施项目。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。