边材是靠近树皮的部分，其材色较深，水分较少，材质较硬。心材是靠近髓心的部分，其材色较浅，材质较松软，水分较多。
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为保证人民法院正确、及时审理行政案件，保护公民、法人和其他组织的合法权益，维护和监督（）依法行使行政职权，根据宪法制定行政诉讼法。
A. 行政机关
B. 司法机关
C. 立法机关
D. 检察机关
Any friction fit, tightness or adhesion of the part of any load being lifted should be broken by wedge or tapping and not by increasing the load on the applianceAccording to this sentence, （）
A. the lifting appliance can always lift the freight within its rated load
B. attention should be paid in order not to break the wedge when lifting cargo
C. sometimes the lifting work needs other assistance other than the lifting appliance
D. lifting work should be done with every part fit, tightness or adhesio
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