نتایج جستجو برای: boring
تعداد نتایج: 2882 فیلتر نتایج به سال:
Boring logs are widely used in geological field studies since the data describes various attributes of underground and surface environments. However, it is difficult to manage multiple boring logs in the field as the conventional management and visualization methods are not suitable for integrating and combining large data sets. We developed an iPad application to enable its user to search the ...
Species richness (S) and frequency of invasion (IF) by boring sponges on living colonies of Pocillopora spp. from National Park Isla Isabel (México, East Pacific Ocean) are presented. Twelve species belonging to the genera Aka, Cliona, Pione, Thoosa and Spheciospongia were found, and 56% of coral colonies were invaded by boring sponges, with Cliona vermifera Hancock 1867 being the most abundant...
Abstract Deep hole drilling processes for high-alloyed materials are characterised by worn guide pads and chatter vibrations. In order to increase feed rates, process stability bore quality in STS deep drilling, various investigations were carried out with adjustments the tool. First, a new chain production of tribologically optimised their effects on pad shape is described detail. The results ...
Many kids describe their perception of programming to be “hard and boring.” Computational Thinking, including programming, is considered by many to be an important skill for the 21 century workforce. However, in order for kids to get interested in Computational Thinking is it essential to understand why kids perceive programming to be hard, i.e., to understand cognitive challenges, and why kids...
The exposure to plant defense chemicals has negative effects on insect feeding activity and modifies insect gut microbial community composition. Dendroctonus valens is a very destructive forest pest in China, and harbors a large diversity and abundance of gut microorganisms. Host pine defensive chemicals can protect the pines from attack by the holobiont. In this study, boring length of D. vale...
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