用“plumb line”造句大全，plumb line造句
Hullfloorsbeingfittedandcheckedforalignmentwithacentrelineplumbline.Thinkofthisasbeingaplumblinetofind...usedtofindthedirectionofgravity.Postoperativechangesinthoracickyphosis,sacralslope,andC7plumbli...
用“plumb bob”造句大全，plumb bob造句
Asmall,knoblikependentobject,suchasaplumbbob.Ifthemassinquestionisaplumbbob,thehorizontalcomponentofFisimportant.Thatwallisoutofline;ifyoutryitwiththeplumbbobyouwillfindthatitleansinwards...
用“plumb”造句大全，plumb造句
Bricklayersandcarpentersoftenuseplumblines.Weneedtoplumbtheline.Thebullethithimplumbbetweentheeyes.Itwasunprofitabletoplumbthatsortofthing.Webegintoplumbthemysteriesoftheuniverse.Steel“fuses,”notstr...