bulk mass

基本解释

Morbidity or mortality is typically the result of tumor bulk and mass effect on adjacent organ systems.
发病率或死亡率通常是肿瘤体积和质量对邻近器官系统作用来决定的。
blog.sina.com.cn
On the basis of exploration and demonstration, SBSD bulk setter and mass flowmeter was combined to replace the oval gear setters.
在考察、论证的基础上，用SBSD批量给定器和质量流量计配套使用来代替椭圆齿轮设定器。
There are very high efficiency and benefits in the heavy haul railways which are suitable for large amount transport of mass bulk goods, especially for iron mineral, coal etc.
重载铁路有着非常高的效率和效益，适用于大宗散装货物，特别是铁矿石、煤等的大量运输。

For now, Google plans to circulate only a few hundred videos created by commercial media companies rather than tangling with the mass of user-generated clips that make up the bulk of YouTube content.
FORBES: Magazine Article
The size of the mass market for personal computers gave Intel the resources needed to bulk that architecture up for servers and supercomputers, and scale it down for laptops.
FORBES: Intel Prepares For Netbook And Tablet War
Because reactions between solids take place on their surfaces rather than within their bulk, nanoparticles can be far more reactive and toxic than a similar mass made up of larger particles.
ECONOMIST: The dulling of nanotech’s silver lining