module OneTestCore(t, h, ymul, labelnumber=false){
blocksz = Test_blocksz(t);
translate([0, ymul * (blocksz*0.5 - 1.5), 0]) {
module OneTestCore(t, h, ymul, labelnumber=false){
blocksz = Test_blocksz(t);
translate([0, ymul * (blocksz*0.5 - 1.5), 0]) {