在纽芬兰和拉布拉多，石匠行业认证可用，但是自愿的。
Trade certification for stonemasons is available, but voluntary, in Newfoundland and Labrador.
他们还需要取得至少50点的纽芬兰和拉布拉多的自我评估。
They also need to score at least 50 points on the Newfoundland and Labrador self-assessment.
电力线技术人员行业认证(建设)是可用的，而在纽芬兰和拉布拉多是自愿的。
Trade certification for powerline technicians (construction) is available, but voluntary, in Newfoundland and Labrador.
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