1.4 how to project work
1.4.1 study information relevant to the project and relevant literature theory 1.4.2
1.4.3 design and drawing air compressed straw
1.4.4 build straw presses a
1.4. capacity per bunch5 experiments and collect the experimental results were analyzed and concluded 1.4.6
.
การแปล กรุณารอสักครู่..