单词	pack down
释义	pack down 把…压实或夯实
随便看	zero crossing frequency zero crossing method zero-crossings zero crossings zero crossing time pick-off zerocrosslevel zero cross level zero cross point zero cross pulse zero cross signal zero cross switch circuit zero cure zero current zero-current bipotentiometry zero-current chronopotentiometry zero-current potentiometric titration zero-current potentiometry zero-current switching zero curtain zero curvature zero curve zero-cut crystal zero cut-out zero cutout zero-dagger 桔3 桕桖桗桘桙桚桛桜桝はんどあはんどあうとはんどうはんどう【反動】はんどうたいはんどうたい【半導体】はんどくはんどくはんどく【判読】はんどく【繙読】