What are the requirements for using SMC triplets?

SMC triple parts are suitable for automated production of metallurgical machinery, construction machinery, transportation equipment, household appliances, light industry, machine tools, and medical industries. Mainly by the air filter, pressure reducing valve and mister. In terms of use it is

"Insect robot" can fly can swim

In 1939, a Russian engineer proposed the concept of a "flying submarine" to make a seamless transition from the air to the water, but for decades there has been little success in design precedent. Recently, the official website of Harvard University of the United States said that