Goodtooldesign is important in the prevention of overuseinjuries. Well-designedtools and equipmentwillrequirelessforce to operatethem and preventawkward（别扭的）handpositions. Theywillallow the worker to keep the elbows（肘）next to the body to preventdamage to the shoulder and arm. Overuseinjuries can therefore be prevented or reduced if the employerprovides, and workers use: ●powertoolsratherthanhaving to use muscle（肌肉）power ●toolswithspeciallydesignedhandlesthatallow the wrist（手腕）to keepstraight （See figure 1）. Thismeansthathands and wrists are kept in the sameposition as theywould be if theywerehangingrelaxed at a person’s sideFigure1. Bend the tool, not the wrist ●toolswithhandlesthat can be heldcomfortably by the wholehand. Thismeanshaving a selection of sizes—rememberthattoolsthatprovide a comfortablefirmHold for a personwith a verylargehand may be awkward for someonewith a verysmallhand. This is a particularlyimportantconsideration for women who may use toolsoriginallydesigned for men. ●toolsthat do not pressfingers (or flesh) between the handles, and whosehandles do not havesharpedges or a smallsurfacearea. 【題組】61. Which of the followingdescribes a well-designedtool?
(A) It’s keptclose to the body.
(B) It fullyusesmusclepower.
(C) It makesusersfeelrelaxed.
(D) It’s operatedwithlessforce.